Iino Seiho was a Kansai Kiin professional player, born 1919-12-20, pupil of Yamaguchi 7 dan. Promoted 1 dan in 1936 and 7 dan in 1976, exact date of is death is not know (he was surely inactive from 1986). In the web, his name is often mistakenly spelled Iino Yasumine.
Source Kido Yearbook 1983, 1987.
Three of his games