The was an infantry division of the Imperial Japanese Army. Its call sign was the . It was formed 28 February 1945 in Zentsà «ji, Kagawa as a square division. It was a part of the 16 simultaneously created divisions batch numbering from 140th to 160th.
The 155th division was assigned to 55th army. The division spent time from 5 May 1945 until surrender of Japan 15 August 1945 building a coastal defenses in and around Kami, KÃ Âchi without engaging in actual combat.