Career
Okano suddenly retired from competitive judo at only 25 years of age, and founded the Sekijuku (currently the Ryutsu Keizai University"s judo team) in 1970, where he instructed future Olympic gold medalist Kazuhiro Ninomiya. He also served as a coach for the Japanese team during the 1976 Summer Olympics. He later worked as a judo instructor at Keio University from 1989 to 1998, and the University of Tokyo from 1989 to 2000.
He is a retired professor and Head of the Judo Department at Ryutsu Keizai University.
He has held the judo rank of 6th dan for more than 40 years. Isao Okano is the author of one of the most renown judo books ever, Vital Judo, which was published in 1976.
Okano is famously known for his seoinage, kouchigari, and newaza.