European judo teams dominated world championships in the 1960-70s. When Okano was made team manager the Japanese team quickly came into domination. The team crumbled again when Okano was shuned from his position for wearing a non-traditional red colored gi. However, his discipline and knowledge proved brilliant for his team.
SOURCE: Journal of Asian Martial Arts, Vol. 12 No. 4 (2003): 6 pages.