Ro-54, originally named Submarine No. 28, was an Imperial Japanese Navy Type L submarine of the L2 subclass. Except for a few months in 1926, she was in commission from 1921 to 1938.
Ro-54, originally named Submarine No. 28, was an Imperial Japanese Navy Type L submarine of the L2 subclass. Except for a few months in 1926, she was in commission from 1921 to 1938. (en)
Ro-54, originally named Submarine No. 28, was an Imperial Japanese Navy Type L submarine of the L2 subclass. Except for a few months in 1926, she was in commission from 1921 to 1938. (en)