1924 – Born on the 7th of March in Kita, Tokyo.
1941 – He returned to Japan.
1943 – He began studies at Tokyo Imperial University.
1947 – He was first published as a poet with Mumei Shishu ("Poems of an unknown poet").
1948 – He graduated with a medical degree, on the condition that he would not practice.
1960 – He collaborated with Japanese director Hiroshi Teshigahara in adapting to film.
1962 – He worked as an avant-garde novelist and playwright.
1973 – He founded an acting studio in Tokyo, where he trained performers in his innovative performance
methods and directed plays.
1993 – He died on the 22nd of January.