The was an infantry division of the Imperial Japanese Army. Its call sign was the . It was formed on 28 February 1945 in Utsunomiya as a square division. It was a part of the 16 simultaneously created divisions batch numbering from 140th to 160th.
The 151st Division was assigned to the 51st Army in April 1945 and performed coastal defense duties in Mito, Ibaraki, until the surrender of Japan on 15 August 1945 without seeing an actual combat. The 433rd Infantry Regiment garrisoned Hitachi, Ibaraki, the 434th and 436th Hitachinaka, Ibaraki, and the 435th Kasama, Ibaraki.