Japanese submarine chaser Cha-13

Cha-13 or No. 13 (Japanese: 第十三號驅潜特務艇) was a No.1-class auxiliary submarine chaser of the Imperial Japanese Navy that served during World War II.

History
She was laid down on 30 January 1942 at the Fukuoka shipyard of the Fukuoka Shipbuilding Co., Ltd. and launched on 28 February 1943. She was completed on 12 March 1943 and assigned to the Sasebo Defense Force, Sasebo Naval District. On 1 June 1943, she was reassigned to support Army operations in the South Pacific and order to proceed to Rabaul.

On 1 November 1943 she was attacked and sunk by aircraft from Task Force 38 east of Shortland Island at -7°N, 155.5°W. She was removed from the Navy List on 30 April 1944.