Makoto Ōoka was a Japanese poet and literary critic. He pioneered the collaborative poetic form renshi in the 1990s, in which he has collaborated with such well-known literary figures as Charles Tomlinson, James Lasdun, Joseph Stanton, Shuntarō Tanikawa and Mikirō Sasaki.
https://en.wikipedia.org/wiki/Makoto_Ōoka