Type C3 submarine

Type C3 submarine may refer to:

• I-52-class submarine (1942), also called Type C3 submarine or Type C Modified submarine (Junsen Hei-gata-kai), the 1st class submarine of the Imperial Japanese Navy
• Ha-7-class submarine, also called Type C3 submarine (C3-gata), the 3rd class submarine of the Imperial Japanese Navy

See also

• C-class submarine