Imperial Japan
Operators
1937
Commissioned
Imperial Japan
National Origin
100
Complement
Type 3
Hull Class
2
Number-in-Class
I-7; I-8
Ships-in-Class
Submerged Attack
Traveling under the surface to search, track, and / or engage or reconnoiter areas.
Maritime Patrol
Active patroling of vital waterways and maritime areas; can also serve as local deterrence against airborne and seaborne threats.
Fleet Support
Serving in support (either firepower or material) of the main surface fleet in Blue Water environments.
358.7 feet
(109.33 meters)
Length
29.5 feet
(8.99 meters)
Beam
17.0 feet
(5.18 meters)
Draught
2,525
tons
Displacement
3,590
tons
Displacement (Submerged)
2 x Diesel engines with electric motors driving 2 x shafts.
Propulsion
23.0 knots
(26.5 mph)
Surface Speed
8.0 knots
(9.2 mph)
Submerged Speed
13,991 nm
(16,100 miles | 25,910 km)
Range
1 knot = 1.15 mph; 1 nm = 1.15 mile; 1 nm = 1.85 km
6 x 533mm torpedo tubes (bow-facing)
1 x 140mm deck gun
1 x Floatplane Aircraft (recoverable)