Baron Tsuchiya Mitsuharu (土屋光春, 23 September 1848 – 17 November 1920) was a general in the early Imperial Japanese Army.

[1] After the start of the Russo-Japanese War, Tsuchiya was given command of the IJA 11th Infantry Division under General Nogi Maresuke’s Japanese Third Army at the Siege of Port Arthur.

His forces took heavy casualties, and Tsuchiya himself was wounded by a gunshot to the head while leading his troops in combat.

After a period back in Japan to recover, he returned to Manchuria as commander of the newly formed IJA 14th Infantry Division.

[1] In September 1907, Tsuchiya was ennobled with the title of baron (danshaku) under the kazoku peerage system.