Similar to 呂号第三十一潜水艦

Japanese submarine Ro-111

Japanese submarine Ro-112

Japanese submarine Ro-113

Japanese submarine Ro-114

Japanese submarine Ro-115

Japanese submarine Ro-116

Japanese submarine Ro-117

Kaiyō No.1-class oceanographic research ship

CL-154-class cruiser

British C-class submarine

HMS E1

HMS E8

HNLMS O 20

SM U-46

SM U-55

SM U-125

SM UB-125

SM UB-143

SM UC-90

SM UC-99