Similar to 呂号第五百一潜水艦

Japanese submarine Ro-39

Japanese submarine Ro-40

Japanese submarine Ro-41

Japanese submarine Ro-43

Japanese submarine Ro-101

Japanese submarine Ro-102

Japanese submarine Ro-106

Japanese submarine Ro-107

Japanese submarine Ro-110

Japanese submarine Ro-111

Japanese submarine Ro-112

Japanese submarine Ro-113

Japanese submarine Ro-114

Japanese submarine Ro-115

Japanese submarine chaser CH-6

Japanese submarine chaser CH-7

Japanese minesweeper No. 7 (1938)

Japanese minesweeper No. 10 (1938)