I-15 
- TYPE: Submarine
- DISPLACEMENT SURFACED: 2,584 t (2,625 tnes)
- DISPLACEMENT SUBMERGED: 3,654 t (3,713 tnes)
- MACHINERY: Two Screws, Diesel/Electric Motors;
12,400/2,000 hp - LENGTH: 336 ft (102.5 m)
- BEAM: 30.5 ft (9.3 m)
- DRAUGHT: 16.8 ft (5.1 m)
- PERFORMANCE SURFACED: 23.5 knots
- PERFORMANCE SUBMERGED: 8 knots
- ARMAMENT: 6 533mm TT; 1 140mm guns;
2 25mm AA guns - SURFACE RANGE: 16,000 nm (29,648 km)
- CREW: 100
- LAUNCHED: March 7, 1939