Japanese gunboat Kotaka

Kotaka (小鷹) was a river gunboat of the Imperial Japanese Navy, part of the 11th Gunboat Sentai, that operated on the Yangtze River in China during the 1930s, and during the Second Sino-Japanese War. During World War II, the vessel was in use as a passenger ship and communications ship. The vessel was sunk on May 31, 1944.

Construction and career
The gunboat participated in the Battle of Wuhan from June to September 1938 and in Battle of Madang and the Battle of Jiujiang in June 1938. From February to May 1939, Kotaka fought in the Nanchang Campaign. In 1942 Kotaka was in service as a passenger ship. The vessel was sunk on May 31, 1944, on the Yangtze River while serving as a communications ship. The IJN official designation was 60-ton traffic ship (Motored river exclusive-Special type) (六拾瓲交通船 (内火式河用特型),).