Order of Battle

Kamikaze class (1904)
16 in class

Umikaze class (1910)
24 in class, 12 SUNK, 6 DMG 66%, 2 DMG 50%, 3 DMG 25%

Sakura class (1912)
24 in class

Isokaze class (1914)
24 in class

Minekaze (Izokaze II) class (1917)
24 in class

Kawakaze class (1917)
24 in class

Sakura II class (1919)
12 in class

Atami class (1920)
2 in class

Fubuki class (1921)
12 in class
4, UNDER CONSTRUCTION

24 built.

Umikaze, Japan Destroyer laid down 1910

Displacement:
   600 t light; 621 t standard; 662 t normal; 695 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (292.64 ft / 290.00 ft) x 27.00 ft x (7.40 / 7.64 ft)
   (89.20 m / 88.39 m) x 8.23 m  x (2.26 / 2.33 m)

Armament:
      5 - 3.00" / 76.2 mm 45.0 cal guns - 13.62lbs / 6.18kg shells, 200 per gun
     Quick firing guns in deck mounts, 1910 Model
     3 x Single mounts on centreline, evenly spread
      1 raised mount
     2 x Single mounts on sides amidships
      Weight of broadside 68 lbs / 31 kg
      Main Torpedoes

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.00" / 25 mm         -               -

   - Conning towers: Forward 1.00" / 25 mm, Aft 0.00" / 0 mm

Machinery:
   Coal and oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 15,563 shp / 11,610 Kw = 30.00 kts
   Range 1,700nm at 10.00 kts
   Bunker at max displacement = 74 tons (90% coal)

Complement:
   64 - 84

Cost:
   £0.074 million / $0.294 million

Distribution of weights at normal displacement:
   Armament: 13 tons, 1.9 %
      - Guns: 13 tons, 1.9 %
   Armour: 13 tons, 1.9 %
      - Armament: 11 tons, 1.7 %
      - Conning Tower: 2 tons, 0.2 %
   Machinery: 351 tons, 53.0 %
   Hull, fittings & equipment: 200 tons, 30.2 %
   Fuel, ammunition & stores: 62 tons, 9.3 %
   Miscellaneous weights: 24 tons, 3.6 %
      - Hull above water: 10 tons
      - On freeboard deck: 14 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     197 lbs / 89 Kg = 14.6 x 3.0 " / 76 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.19
   Metacentric height 1.0 ft / 0.3 m
   Roll period: 11.5 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.14
   Seaboat quality  (Average = 1.00): 1.01

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.400 / 0.407
   Length to Beam Ratio: 10.74 : 1
   'Natural speed' for length: 17.03 kts
   Power going to wave formation at top speed: 64 %
   Trim (Max stability = 0, Max steadiness = 100): 70
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   25.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      11.25 ft / 3.43 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 178.1 %
      - Above water (accommodation/working, high = better): 137.2 %
   Waterplane Area: 4,820 Square feet or 448 Square metres
   Displacement factor (Displacement / loading): 45 %
   Structure weight / hull surface area: 24 lbs/sq ft or 116 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.45
      - Overall: 0.56
   Cramped machinery, storage, compartmentation space
   Excellent accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
Modify message

10t - Short-range wireless
14t - 4 x 18" torpedo tubes


***


Refitted, armament upgrade and converted to full oil firing.

Umikaze, Japan Destroyer laid down 1910

Displacement:
   590 t light; 621 t standard; 662 t normal; 695 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (292.64 ft / 290.00 ft) x 27.00 ft x (7.40 / 7.64 ft)
   (89.20 m / 88.39 m) x 8.23 m  x (2.26 / 2.33 m)

Armament:
      3 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
     Quick firing guns in deck mounts, 1910 Model
     3 x Single mounts on centreline, evenly spread
      6 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 150 per gun
     Quick firing guns in deck mounts, 1910 Model
     2 x Triple mounts on sides amidships
      Weight of broadside 213 lbs / 97 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.50" / 13 mm         -               -

   - Conning towers: Forward 1.00" / 25 mm, Aft 0.00" / 0 mm

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 15,563 shp / 11,610 Kw = 30.00 kts
   Range 2,300nm at 10.00 kts
   Bunker at max displacement = 74 tons

Complement:
   64 - 84

Cost:
   £0.078 million / $0.311 million

Distribution of weights at normal displacement:
   Armament: 37 tons, 5.6 %
      - Guns: 37 tons, 5.6 %
   Armour: 5 tons, 0.8 %
      - Armament: 4 tons, 0.6 %
      - Conning Tower: 2 tons, 0.2 %
   Machinery: 335 tons, 50.5 %
   Hull, fittings & equipment: 197 tons, 29.7 %
   Fuel, ammunition & stores: 72 tons, 10.9 %
   Miscellaneous weights: 16 tons, 2.4 %
      - Hull above water: 4 tons
      - On freeboard deck: 12 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     189 lbs / 86 Kg = 3.0 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.15
   Metacentric height 0.9 ft / 0.3 m
   Roll period: 11.9 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.39
   Seaboat quality  (Average = 1.00): 0.98

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.400 / 0.407
   Length to Beam Ratio: 10.74 : 1
   'Natural speed' for length: 17.03 kts
   Power going to wave formation at top speed: 64 %
   Trim (Max stability = 0, Max steadiness = 100): 71
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   25.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      11.25 ft / 3.43 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 179.6 %
      - Above water (accommodation/working, high = better): 137.8 %
   Waterplane Area: 4,820 Square feet or 448 Square metres
   Displacement factor (Displacement / loading): 47 %
   Structure weight / hull surface area: 25 lbs/sq ft or 123 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.49
      - Overall: 0.56
   Cramped machinery, storage, compartmentation space
   Excellent accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Poor seaboat, wet and uncomfortable, reduced performance in heavy weather

4t - 1908 FC
12t - 6 18" TT

12 built

Sakura, Japan Destroyer laid down 1912

Displacement:
   710 t light; 742 t standard; 791 t normal; 830 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (303.00 ft / 300.00 ft) x 30.00 ft x (7.50 / 7.75 ft)
   (92.35 m / 91.44 m) x 9.14 m  x (2.29 / 2.36 m)

Armament:
      3 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
     Quick firing guns in deck mounts, 1912 Model
     3 x Single mounts on centreline, evenly spread
      1 raised mount
      Weight of broadside 189 lbs / 86 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.00" / 25 mm         -               -

   - Conning towers: Forward 1.00" / 25 mm, Aft 0.00" / 0 mm

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 17,446 shp / 13,015 Kw = 30.00 kts
   Range 2,700nm at 10.00 kts
   Bunker at max displacement = 88 tons

Complement:
   73 - 96

Cost:
   £0.091 million / $0.362 million

Distribution of weights at normal displacement:
   Armament: 33 tons, 4.2 %
      - Guns: 33 tons, 4.2 %
   Armour: 10 tons, 1.2 %
      - Armament: 8 tons, 1.0 %
      - Conning Tower: 2 tons, 0.2 %
   Machinery: 405 tons, 51.2 %
   Hull, fittings & equipment: 247 tons, 31.2 %
   Fuel, ammunition & stores: 80 tons, 10.2 %
   Miscellaneous weights: 16 tons, 2.0 %
      - On freeboard deck: 16 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     247 lbs / 112 Kg = 4.0 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.18
   Metacentric height 1.1 ft / 0.3 m
   Roll period: 11.9 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.31
   Seaboat quality  (Average = 1.00): 1.01

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.410 / 0.417
   Length to Beam Ratio: 10.00 : 1
   'Natural speed' for length: 17.32 kts
   Power going to wave formation at top speed: 65 %
   Trim (Max stability = 0, Max steadiness = 100): 69
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   27.00 %,  17.00 ft / 5.18 m,  17.00 ft / 5.18 m
      - Forward deck:   30.00 %,  11.00 ft / 3.35 m,  11.00 ft / 3.35 m
      - Aft deck:   28.00 %,  11.00 ft / 3.35 m,  11.00 ft / 3.35 m
      - Quarter deck:   15.00 %,  11.00 ft / 3.35 m,  11.00 ft / 3.35 m
      - Average freeboard:      12.62 ft / 3.85 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 177.0 %
      - Above water (accommodation/working, high = better): 159.6 %
   Waterplane Area: 5,574 Square feet or 518 Square metres
   Displacement factor (Displacement / loading): 53 %
   Structure weight / hull surface area: 27 lbs/sq ft or 130 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.68
      - Overall: 0.56
   Cramped machinery, storage, compartmentation space
   Excellent accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

16t - 8 x 18" Torpedoes

Next batch of destroyers, designed primarily to hunt down and sink other destroyers. Drops a pair of torpedo tubes from the Sakuras, but adds another 5" gun, four 2" gatlings, fire control, and a significant boost in range.

Izokaze class, Japan Destroyer laid down 1914

Displacement:
   750 t light; 794 t standard; 892 t normal; 970 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (303.00 ft / 300.00 ft) x 29.00 ft x (9.20 / 9.72 ft)
   (92.35 m / 91.44 m) x 8.84 m  x (2.80 / 2.96 m)

Armament:
      4 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
     Quick firing guns in deck mounts, 1914 Model
     4 x Single mounts on centreline, evenly spread
      1 raised mount
      12 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 170 per gun
     Quick firing guns in deck mounts, 1914 Model
     4 x Triple mounts on sides, evenly spread
      Weight of broadside 301 lbs / 136 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.50" / 13 mm         -               -

   - Conning towers: Forward 0.50" / 13 mm, Aft 0.00" / 0 mm

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 18,682 shp / 13,936 Kw = 30.10 kts
   Range 2,700nm at 14.00 kts
   Bunker at max displacement = 177 tons

Complement:
   81 - 106

Cost:
   £0.131 million / $0.525 million

Distribution of weights at normal displacement:
   Armament: 52 tons, 5.9 %
      - Guns: 52 tons, 5.9 %
   Armour: 6 tons, 0.7 %
      - Armament: 5 tons, 0.6 %
      - Conning Tower: 1 tons, 0.1 %
   Machinery: 445 tons, 49.9 %
   Hull, fittings & equipment: 230 tons, 25.8 %
   Fuel, ammunition & stores: 142 tons, 15.9 %
   Miscellaneous weights: 17 tons, 1.9 %
      - On freeboard deck: 17 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     234 lbs / 106 Kg = 3.7 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.23
   Metacentric height 1.1 ft / 0.3 m
   Roll period: 11.4 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.44
   Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.390 / 0.402
   Length to Beam Ratio: 10.34 : 1
   'Natural speed' for length: 17.32 kts
   Power going to wave formation at top speed: 64 %
   Trim (Max stability = 0, Max steadiness = 100): 70
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   23.00 %,  17.00 ft / 5.18 m,  17.00 ft / 5.18 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   32.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      11.61 ft / 3.54 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 177.7 %
      - Above water (accommodation/working, high = better): 124.7 %
   Waterplane Area: 5,319 Square feet or 494 Square metres
   Displacement factor (Displacement / loading): 56 %
   Structure weight / hull surface area: 27 lbs/sq ft or 133 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.43
      - Overall: 0.55
   Cramped machinery, storage, compartmentation space
   Excellent accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

5t - 1908 FC
12t - 6 x 18" Torpedoes


***


A special version of the Izokazes, 4 of the 24 will be built to this design. It drops one gun, a set of torpedo tubes, and two 2" rotaries, to carry an observation balloon. They will serve as pseudo-destroyer leaders.

Izokaze class, Japan Destroyer laid down 1914

Displacement:
   750 t light; 787 t standard; 912 t normal; 1,011 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (302.64 ft / 300.00 ft) x 27.00 ft x (10.10 / 10.81 ft)
   (92.25 m / 91.44 m) x 8.23 m  x (3.08 / 3.29 m)

Armament:
      3 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 150 per gun
     Quick firing guns in deck mounts, 1914 Model
     3 x Single mounts on centreline, evenly spread
      6 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 170 per gun
     Quick firing guns in deck mounts, 1914 Model
     2 x Triple mounts on sides amidships
      Weight of broadside 213 lbs / 97 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.50" / 13 mm         -               -

   - Conning towers: Forward 0.50" / 13 mm, Aft 0.00" / 0 mm

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 18,498 shp / 13,799 Kw = 30.00 kts
   Range 3,400nm at 14.00 kts
   Bunker at max displacement = 225 tons

Complement:
   82 - 107

Cost:
   £0.128 million / $0.514 million

Distribution of weights at normal displacement:
   Armament: 37 tons, 4.1 %
      - Guns: 37 tons, 4.1 %
   Armour: 5 tons, 0.5 %
      - Armament: 4 tons, 0.4 %
      - Conning Tower: 1 tons, 0.1 %
   Machinery: 459 tons, 50.4 %
   Hull, fittings & equipment: 217 tons, 23.8 %
   Fuel, ammunition & stores: 161 tons, 17.7 %
   Miscellaneous weights: 32 tons, 3.5 %
      - On freeboard deck: 32 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     236 lbs / 107 Kg = 3.8 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.25
   Metacentric height 1.1 ft / 0.3 m
   Roll period: 11.1 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.32
   Seaboat quality  (Average = 1.00): 1.02

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.390 / 0.404
   Length to Beam Ratio: 11.11 : 1
   'Natural speed' for length: 17.32 kts
   Power going to wave formation at top speed: 63 %
   Trim (Max stability = 0, Max steadiness = 100): 68
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   35.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      11.00 ft / 3.35 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 174.2 %
      - Above water (accommodation/working, high = better): 114.7 %
   Waterplane Area: 4,952 Square feet or 460 Square metres
   Displacement factor (Displacement / loading): 58 %
   Structure weight / hull surface area: 25 lbs/sq ft or 124 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.35
      - Overall: 0.55
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

4t - 1908 FC
8t - 4 x 18" Torpedoes
20t - Observation Balloon Equipment

Upgraded version of the Izokazes. Upgrades torpedoes from 3 twin 18" tubes to 2 triple 21" tubes, adds depth charges, and 500nm of range. The flagship version only drops one 5" gun and the DCs, and keeps the full torpedo armament.

Improved Izokaze class, Japan Destroyer laid down 1917

Displacement:
   800 t light; 840 t standard; 954 t normal; 1,045 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (302.64 ft / 300.00 ft) x 29.00 ft x (10.10 / 10.71 ft)
   (92.25 m / 91.44 m) x 8.84 m  x (3.08 / 3.26 m)

Armament:
      4 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 120 per gun
     Quick firing guns in deck mounts, 1917 Model
     4 x Single mounts on centreline, evenly spread
      1 raised mount
      12 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 150 per gun
     Quick firing guns in deck mounts, 1917 Model
     4 x Triple mounts on sides, evenly spread
      Weight of broadside 301 lbs / 136 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.10" / 3 mm         -               -

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 20,489 shp / 15,285 Kw = 30.50 kts
   Range 3,400nm at 14.00 kts
   Bunker at max displacement = 206 tons

Complement:
   85 - 111

Cost:
   £0.199 million / $0.796 million

Distribution of weights at normal displacement:
   Armament: 52 tons, 5.5 %
      - Guns: 52 tons, 5.5 %
   Armour: 1 tons, 0.1 %
      - Armament: 1 tons, 0.1 %
   Machinery: 477 tons, 50.0 %
   Hull, fittings & equipment: 240 tons, 25.2 %
   Fuel, ammunition & stores: 154 tons, 16.2 %
   Miscellaneous weights: 29 tons, 3.0 %
      - On freeboard deck: 24 tons
      - Above deck: 5 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     241 lbs / 109 Kg = 3.9 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.20
   Metacentric height 1.1 ft / 0.3 m
   Roll period: 11.6 seconds
   Steadiness   - As gun platform (Average = 50 %): 71 %
         - Recoil effect (Restricted arc if above 1.00): 0.44
   Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.380 / 0.393
   Length to Beam Ratio: 10.34 : 1
   'Natural speed' for length: 17.32 kts
   Power going to wave formation at top speed: 64 %
   Trim (Max stability = 0, Max steadiness = 100): 71
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   34.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   21.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      11.70 ft / 3.57 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 176.5 %
      - Above water (accommodation/working, high = better): 118.1 %
   Waterplane Area: 5,284 Square feet or 491 Square metres
   Displacement factor (Displacement / loading): 57 %
   Structure weight / hull surface area: 28 lbs/sq ft or 135 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.54
      - Overall: 0.56
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

5t - 1908 FC
18t - 6  x 21"  Torpedoes
6t - 24 x DC

***

Izokaze class, Japan Destroyer laid down 1917

Displacement:
   802 t light; 840 t standard; 954 t normal; 1,045 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (302.64 ft / 300.00 ft) x 29.00 ft x (10.10 / 10.71 ft)
   (92.25 m / 91.44 m) x 8.84 m  x (3.08 / 3.26 m)

Armament:
      3 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 140 per gun
     Quick firing guns in deck mounts, 1917 Model
     3 x Single mounts on centreline, evenly spread
      12 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 150 per gun
     Quick firing guns in deck mounts, 1917 Model
     4 x Triple mounts on sides, evenly spread
      Weight of broadside 238 lbs / 108 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.10" / 3 mm         -               -

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 20,489 shp / 15,285 Kw = 30.50 kts
   Range 3,400nm at 14.00 kts
   Bunker at max displacement = 206 tons

Complement:
   85 - 111

Cost:
   £0.195 million / $0.778 million

Distribution of weights at normal displacement:
   Armament: 42 tons, 4.4 %
      - Guns: 42 tons, 4.4 %
   Armour: 1 tons, 0.1 %
      - Armament: 1 tons, 0.1 %
   Machinery: 480 tons, 50.3 %
   Hull, fittings & equipment: 236 tons, 24.7 %
   Fuel, ammunition & stores: 152 tons, 15.9 %
   Miscellaneous weights: 44 tons, 4.6 %
      - On freeboard deck: 40 tons
      - Above deck: 4 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     246 lbs / 112 Kg = 3.9 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.22
   Metacentric height 1.1 ft / 0.3 m
   Roll period: 11.5 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.30
   Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.380 / 0.393
   Length to Beam Ratio: 10.34 : 1
   'Natural speed' for length: 17.32 kts
   Power going to wave formation at top speed: 64 %
   Trim (Max stability = 0, Max steadiness = 100): 70
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   33.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   22.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      11.65 ft / 3.55 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 174.8 %
      - Above water (accommodation/working, high = better): 118.1 %
   Waterplane Area: 5,284 Square feet or 491 Square metres
   Displacement factor (Displacement / loading): 58 %
   Structure weight / hull surface area: 27 lbs/sq ft or 130 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.48
      - Overall: 0.55
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

6t - 1908 FC + Flag facilities
18t - 6  x 21"  Torpedoes
20t - Observation Balloon Equipment

Kawakaze class, Japan Littoral Destroyer laid down 1917

Displacement:
   400 t light; 420 t standard; 475 t normal; 519 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (271.94 ft / 270.00 ft) x 22.50 ft x (7.20 / 7.62 ft)
   (82.89 m / 82.30 m) x 6.86 m  x (2.19 / 2.32 m)

Armament:
      2 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 110 per gun
     Quick firing guns in deck mounts, 1917 Model
     2 x Single mounts on centreline ends, evenly spread
      9 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 150 per gun
     Quick firing guns in deck mounts, 1917 Model
     2 x Triple mounts on sides amidships
     1 x Triple mount on centreline, aft deck centre
      Weight of broadside 162 lbs / 74 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.10" / 3 mm         -               -

Machinery:
   Oil fired boilers, complex reciprocating steam engines,
   Direct drive, 2 shafts, 8,193 ihp / 6,112 Kw = 27.00 kts
   Range 2,000nm at 14.00 kts
   Bunker at max displacement = 99 tons

Complement:
   50 - 66

Cost:
   £0.101 million / $0.402 million

Distribution of weights at normal displacement:
   Armament: 28 tons, 6.0 %
      - Guns: 28 tons, 6.0 %
   Armour: 1 tons, 0.1 %
      - Armament: 1 tons, 0.1 %
   Machinery: 238 tons, 50.1 %
   Hull, fittings & equipment: 113 tons, 23.8 %
   Fuel, ammunition & stores: 75 tons, 15.8 %
   Miscellaneous weights: 20 tons, 4.2 %
      - On freeboard deck: 17 tons
      - Above deck: 3 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     123 lbs / 56 Kg = 2.0 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.21
   Metacentric height 0.8 ft / 0.2 m
   Roll period: 10.8 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.45
   Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
   Hull has rise forward of midbreak,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.380 / 0.392
   Length to Beam Ratio: 12.00 : 1
   'Natural speed' for length: 16.43 kts
   Power going to wave formation at top speed: 58 %
   Trim (Max stability = 0, Max steadiness = 100): 70
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   18.00 %,  11.00 ft / 3.35 m,  9.00 ft / 2.74 m
      - Forward deck:   40.00 %,  9.00 ft / 2.74 m,  9.00 ft / 2.74 m
      - Aft deck:   22.00 %,  7.00 ft / 2.13 m,  7.00 ft / 2.13 m
      - Quarter deck:   20.00 %,  7.00 ft / 2.13 m,  7.00 ft / 2.13 m
      - Average freeboard:      8.30 ft / 2.53 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 178.1 %
      - Above water (accommodation/working, high = better): 116.1 %
   Waterplane Area: 3,690 Square feet or 343 Square metres
   Displacement factor (Displacement / loading): 44 %
   Structure weight / hull surface area: 21 lbs/sq ft or 101 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 0.87
      - Overall: 0.53
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

3t - 1908 FC
12t - 4 x 21" Torpedoes or 6 x 18" Torpedoes
5t - 20 DCs

Updated the Improved Sakuras for 1919. Main change is upgrading the torpedoes to the big 4t 21" ones and added a couple of smoke grenade mortars to provide cover during the torpedo run.

Improved Sakura class, Japan Destroyer laid down 1919

Displacement:
   780 t light; 813 t standard; 915 t normal; 996 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (302.64 ft / 300.00 ft) x 27.00 ft x (10.40 / 10.98 ft)
   (92.25 m / 91.44 m) x 8.23 m  x (3.17 / 3.35 m)

Armament:
      3 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 120 per gun
     Quick firing guns in deck mounts, 1919 Model
     3 x Single mounts on centreline ends, majority aft
      1 raised mount aft - superfiring
      6 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 150 per gun
     Quick firing guns in deck mounts, 1919 Model
     2 x Triple mounts on sides amidships
      2 - 2.76" / 70.0 mm 20.0 cal guns - 9.38lbs / 4.26kg shells, 50 per gun
     Muzzle loading guns in deck mounts, 1919 Model
     2 x Single mounts on sides, forward deck aft
      Weight of broadside 232 lbs / 105 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.10" / 3 mm         -               -

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 20,307 shp / 15,149 Kw = 30.70 kts
   Range 3,300nm at 14.00 kts
   Bunker at max displacement = 183 tons

Complement:
   83 - 108

Cost:
   £0.223 million / $0.891 million

Distribution of weights at normal displacement:
   Armament: 39 tons, 4.2 %
      - Guns: 39 tons, 4.2 %
   Armour: 1 tons, 0.1 %
      - Armament: 1 tons, 0.1 %
   Machinery: 457 tons, 50.0 %
   Hull, fittings & equipment: 231 tons, 25.3 %
   Fuel, ammunition & stores: 135 tons, 14.8 %
   Miscellaneous weights: 52 tons, 5.7 %
      - On freeboard deck: 48 tons
      - Above deck: 4 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     228 lbs / 103 Kg = 3.6 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.12
   Metacentric height 0.9 ft / 0.3 m
   Roll period: 12.1 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.48
   Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.380 / 0.392
   Length to Beam Ratio: 11.11 : 1
   'Natural speed' for length: 17.32 kts
   Power going to wave formation at top speed: 64 %
   Trim (Max stability = 0, Max steadiness = 100): 70
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   24.00 %,  15.00 ft / 4.57 m,  15.00 ft / 4.57 m
      - Forward deck:   30.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Aft deck:   31.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Quarter deck:   15.00 %,  10.00 ft / 3.05 m,  10.00 ft / 3.05 m
      - Average freeboard:      11.20 ft / 3.41 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 173.0 %
      - Above water (accommodation/working, high = better): 112.6 %
   Waterplane Area: 4,920 Square feet or 457 Square metres
   Displacement factor (Displacement / loading): 57 %
   Structure weight / hull surface area: 27 lbs/sq ft or 130 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.52
      - Overall: 0.55
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform

4t - 1908 FC
48t - 12  x 21"  Torpedoes

70mm "guns" are mortars for launching smoke grenades

Refit of the Kamikazes. Converted completely to oil fired, 3" guns replaced with 5" guns, twin torpedo tubes replaced with triples, and FC added. Cost is 0.04 BP and $0.18 per ship.

Kamikaze, Japan Destroyer laid down 1904

Displacement:
   427 t light; 448 t standard; 487 t normal; 518 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (252.12 ft / 250.00 ft) x 24.00 ft x (7.10 / 7.40 ft)
   (76.84 m / 76.20 m) x 7.32 m  x (2.16 / 2.25 m)

Armament:
      2 - 5.00" / 127 mm 45.0 cal guns - 63.03lbs / 28.59kg shells, 100 per gun
     Quick firing guns in deck mounts, 1916 Model
     2 x Single mounts on centreline, evenly spread
      12 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 150 per gun
     Quick firing guns in deck mounts, 1904 Model
     4 x Triple mounts on sides, evenly spread
      Weight of broadside 174 lbs / 79 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.00" / 25 mm         -               -

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 8,936 shp / 6,666 Kw = 27.00 kts
   Range 1,900nm at 10.00 kts
   Bunker at max displacement = 70 tons
     Caution: Delicate, lightweight machinery

Complement:
   51 - 67

Cost:
   £0.061 million / $0.244 million

Distribution of weights at normal displacement:
   Armament: 31 tons, 6.3 %
      - Guns: 31 tons, 6.3 %
   Armour: 5 tons, 1.1 %
      - Armament: 5 tons, 1.1 %
   Machinery: 266 tons, 54.7 %
   Hull, fittings & equipment: 110 tons, 22.6 %
   Fuel, ammunition & stores: 60 tons, 12.3 %
   Miscellaneous weights: 15 tons, 3.1 %
      - On freeboard deck: 12 tons
      - Above deck: 3 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     103 lbs / 46 Kg = 1.6 x 5.0 " / 127 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.19
   Metacentric height 0.8 ft / 0.2 m
   Roll period: 11.2 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.39
   Seaboat quality  (Average = 1.00): 0.83

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.400 / 0.409
   Length to Beam Ratio: 10.42 : 1
   'Natural speed' for length: 15.81 kts
   Power going to wave formation at top speed: 63 %
   Trim (Max stability = 0, Max steadiness = 100): 84
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   30.00 %,  12.00 ft / 3.66 m,  8.00 ft / 2.44 m
      - Forward deck:   30.00 %,  8.00 ft / 2.44 m,  8.00 ft / 2.44 m
      - Aft deck:   25.00 %,  8.00 ft / 2.44 m,  8.00 ft / 2.44 m
      - Quarter deck:   15.00 %,  8.00 ft / 2.44 m,  8.00 ft / 2.44 m
      - Average freeboard:      8.48 ft / 2.58 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 193.7 %
      - Above water (accommodation/working, high = better): 106.0 %
   Waterplane Area: 3,693 Square feet or 343 Square metres
   Displacement factor (Displacement / loading): 28 %
   Structure weight / hull surface area: 21 lbs/sq ft or 105 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 0.94
      - Overall: 0.53
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
   Poor seaboat, wet and uncomfortable, reduced performance in heavy weather

3t - 1908 FC
12t - 6 18" TT

A pain to get just right... a very fast gunboat, a fun-size Furious if you must. Can you stuff 8" guns on a destroyer, yes, yes you can.


Atami class, Japan Gunboat laid down 1917

Displacement:
   1,500 t light; 1,563 t standard; 1,717 t normal; 1,841 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (343.00 ft / 340.00 ft) x 34.00 ft x (13.00 / 13.61 ft)
   (104.55 m / 103.63 m) x 10.36 m  x (3.96 / 4.15 m)

Armament:
      2 - 8.00" / 203 mm 45.0 cal guns - 258.18lbs / 117.11kg shells, 85 per gun
     Breech loading guns in deck and hoist mounts, 1917 Model
     2 x Single mounts on centreline, evenly spread
      12 - 2.00" / 50.8 mm 45.0 cal guns - 4.03lbs / 1.83kg shells, 150 per gun
     Quick firing guns in deck mounts, 1917 Model
     4 x Triple mounts on sides, evenly spread
      Weight of broadside 565 lbs / 256 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.00" / 25 mm         -         1.00" / 25 mm

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 34,263 shp / 25,560 Kw = 31.90 kts
   Range 3,200nm at 14.00 kts
   Bunker at max displacement = 278 tons

Complement:
   133 - 173

Cost:
   £0.408 million / $1.631 million

Distribution of weights at normal displacement:
   Armament: 143 tons, 8.3 %
      - Guns: 143 tons, 8.3 %
   Armour: 7 tons, 0.4 %
      - Armament: 7 tons, 0.4 %
   Machinery: 862 tons, 50.2 %
   Hull, fittings & equipment: 445 tons, 25.9 %
   Fuel, ammunition & stores: 217 tons, 12.6 %
   Miscellaneous weights: 43 tons, 2.5 %
      - Hull above water: 20 tons
      - On freeboard deck: 9 tons
      - Above deck: 14 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     358 lbs / 162 Kg = 1.4 x 8.0 " / 203 mm shells or 0.3 torpedoes
   Stability (Unstable if below 1.00): 1.21
   Metacentric height 1.4 ft / 0.4 m
   Roll period: 12.0 seconds
   Steadiness   - As gun platform (Average = 50 %): 50 %
         - Recoil effect (Restricted arc if above 1.00): 0.73
   Seaboat quality  (Average = 1.00): 0.90

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.400 / 0.410
   Length to Beam Ratio: 10.00 : 1
   'Natural speed' for length: 18.44 kts
   Power going to wave formation at top speed: 65 %
   Trim (Max stability = 0, Max steadiness = 100): 55
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   32.00 %,  17.00 ft / 5.18 m,  17.00 ft / 5.18 m
      - Forward deck:   30.00 %,  12.00 ft / 3.66 m,  12.00 ft / 3.66 m
      - Aft deck:   23.00 %,  12.00 ft / 3.66 m,  12.00 ft / 3.66 m
      - Quarter deck:   15.00 %,  12.00 ft / 3.66 m,  12.00 ft / 3.66 m
      - Average freeboard:      13.60 ft / 4.15 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 189.4 %
      - Above water (accommodation/working, high = better): 122.0 %
   Waterplane Area: 7,116 Square feet or 661 Square metres
   Displacement factor (Displacement / loading): 56 %
   Structure weight / hull surface area: 39 lbs/sq ft or 190 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.70
      - Overall: 0.56
   Cramped machinery, storage, compartmentation space
   Excellent accommodation and workspace room
   Poor seaboat, wet and uncomfortable, reduced performance in heavy weather

14t - 1908 FC
9t - 3  x 21"  Torpedoes
20t - Observation Balloon

The mighty Fubukis have arrived. Japan's first true oceangoing destroyer, with a brand-new heavy armament.



Fubuki class, Japan Destroyer laid down 1919

Displacement:
   1,500 t light; 1,571 t standard; 1,788 t normal; 1,961 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (353.53 ft / 350.00 ft) x 32.00 ft x (14.70 / 15.59 ft)
   (107.75 m / 106.68 m) x 9.75 m  x (4.48 / 4.75 m)

Armament:
      6 - 5.00" / 127 mm 50.0 cal guns - 66.16lbs / 30.01kg shells, 155 per gun
     Quick firing guns in deck and hoist mounts, 1919 Model
     3 x Twin mounts on centreline ends, majority aft
      1 raised mount aft - superfiring
      8 - 1.00" / 25.4 mm 70.0 cal guns - 0.56lbs / 0.25kg shells, 350 per gun
     Machine guns in deck mounts, 1919 Model
     4 x Twin mounts on sides, evenly spread
      Weight of broadside 401 lbs / 182 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.50" / 13 mm         -         0.50" / 13 mm

Machinery:
   Oil fired boilers, steam turbines,
   Geared drive, 2 shafts, 34,297 shp / 25,585 Kw = 32.00 kts
   Range 4,700nm at 14.00 kts
   Bunker at max displacement = 390 tons

Complement:
   136 - 178

Cost:
   £0.480 million / $1.922 million

Distribution of weights at normal displacement:
   Armament: 97 tons, 5.4 %
      - Guns: 97 tons, 5.4 %
   Armour: 4 tons, 0.2 %
      - Armament: 4 tons, 0.2 %
   Machinery: 893 tons, 50.0 %
   Hull, fittings & equipment: 455 tons, 25.5 %
   Fuel, ammunition & stores: 287 tons, 16.1 %
   Miscellaneous weights: 51 tons, 2.9 %
      - On freeboard deck: 41 tons
      - Above deck: 10 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     358 lbs / 163 Kg = 5.7 x 5.0 " / 127 mm shells or 0.3 torpedoes
   Stability (Unstable if below 1.00): 1.20
   Metacentric height 1.3 ft / 0.4 m
   Roll period: 11.9 seconds
   Steadiness   - As gun platform (Average = 50 %): 50 %
         - Recoil effect (Restricted arc if above 1.00): 0.71
   Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
   Hull has raised forecastle,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.380 / 0.393
   Length to Beam Ratio: 10.94 : 1
   'Natural speed' for length: 18.71 kts
   Power going to wave formation at top speed: 63 %
   Trim (Max stability = 0, Max steadiness = 100): 50
   Bow angle (Positive = bow angles forward): 10.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   29.00 %,  20.00 ft / 6.10 m,  17.00 ft / 5.18 m
      - Forward deck:   30.00 %,  11.00 ft / 3.35 m,  11.00 ft / 3.35 m
      - Aft deck:   26.00 %,  11.00 ft / 3.35 m,  11.00 ft / 3.35 m
      - Quarter deck:   15.00 %,  11.00 ft / 3.35 m,  11.00 ft / 3.35 m
      - Average freeboard:      13.09 ft / 3.99 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 183.0 %
      - Above water (accommodation/working, high = better): 104.6 %
   Waterplane Area: 6,803 Square feet or 632 Square metres
   Displacement factor (Displacement / loading): 62 %
   Structure weight / hull surface area: 36 lbs/sq ft or 177 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.62
      - Overall: 0.56
   Cramped machinery, storage, compartmentation space
   Adequate accommodation and workspace room

10t - 1908 FC
36t - 9  x 21" Heavy Torpedoes
5t - ASW Reserve