Rinosuke Ichimaru

Rinosuke Ichimaru
Photograph of the Vice Admiral
Native name	市丸利之助
Other name(s)	Toshinosuke Ichimaru
Born	September 20, 1891 Karatsu, Saga Prefecture, Empire of Japan
Died	March 26, 1945 (aged 53) Iwo Jima, Empire of Japan
Allegiance	Empire of Japan
Service/branch	Imperial Japanese Navy
Years of service	1913–1945
Rank	Vice Admiral (posthumous)
Commands held	27th Air Flotilla 21st Air Flotilla 1st Attack Force 13th Airborne Group 13th Air Group Yokohama Air Group Chichijima Air Group Chinkai Air Group
Battles/wars	World War I Second Sino-Japanese War World War II Pacific War Guadalcanal Campaign Battle of the Eastern Solomons Battle of Iwo Jima †
Spouse(s)	Sueko Ichimaru
Children	Haruko Ichimaru

Admiral Rinosuke Ichimaru (市丸利之助, Ichimaru Rinosuke, September 20, 1891 - March 26, 1945), also known as Toshinosuke Ichimaru, was a Japanese officer and aviator in the Imperial Japanese Navy during the Second World War.

He was an early pioneer, then a fighter pilot, with the Dai-Nippon Teikoku Kaigun Kōkū Hombu, the aeronautical service of the Japanese Imperial Navy. During the Second World War, he commanded numerous air units, and participated in the Guadalcanal Campaign. In August 1944 he assumed command of the Imperial Naval forces present on the island of Iwo Jima, and died in combat against the US Marines on March 26, 1945.