Similar to 伊号第百八十一潜水艦

Japanese submarine I-362

Japanese submarine I-364

Japanese submarine I-365

Japanese submarine I-368

Japanese submarine I-371

Japanese submarine I-372

Japanese submarine I-373

Japanese submarine Ro-102

Japanese submarine Ro-110

USS APc-21

Japanese submarine I-40

Japanese submarine I-41

Japanese submarine I-42

Japanese submarine I-52 (1942)

I-351-class submarine

German submarine U-862

Japanese submarine Ro-35

Japanese submarine Ro-36

Japanese submarine Ro-37

Japanese submarine Ro-38

Japanese submarine Ro-42

Japanese submarine Ro-44

Japanese submarine Ro-104

Japanese submarine Ro-105

Japanese submarine Ro-107