Otake Hideo
Otake Hideo (大竹 英雄 Ōtake Hideo, born 12 May 1942) became a pupil of Kitani Minoru in 1951, made professional shodan in 1956 and 9-dan in 1970. Has won many titles, including the Meijin, Judan, Oza, Gosei and the Fujitsu Cup.
He holds the title of Honorary Gosei for winning the Gosei title 5 years in succession. He is the author of Opening Theory Made Easy and numerous other books in Japanese.
A biography by John Fairbairn can be found at http://www.britgo.org/text/fairbairn/otake.html.
Nishimura Keiji is his pupil.