was an experimental, modernist Japanese writer.
Yokomitsu began publishing in dà Âjinshi such as Machi ("Street") and Tà  ("Tower") after entering Waseda University in 1916. In 1923, he published Nichirin ("The Sun"), Hae ("A Fly") and more in the magazine Bungeishunjà «, which made his name popular. The following year he started the magazine Bungei-Jidai with Yasunari Kawabata and others. Yokomitsu and others involved in Bungei-Jidai were known collectively as the Shinkankakuha, or the New Sensation School, with a particular interest in sensation and scientific objectivity.