Japanese submarine Ro-34, Submarine in Japan

The Japanese submarine Ro-34 was a medium-sized cruiser submarine of the Imperial Japanese Navy.

Ro-34 was laid down in 1933, launched in 1934, and commissioned into the Imperial Japanese Navy in 1935.

Submarines like Ro-34 were integral to the naval strategy of Japan during wartime.

After its retirement from active service, the Ro-34 has been historically studied for its advanced design for the time.

The Ro-34 is known for enduring severe damage on the surface from an enemy aircraft attack in 1942.

• GPS coordinates: -8.25000,158.96667
• Latest update: August 31, 2026 11:21