Eichi Karl Koiwai

Eichi Karl Koiwai, M.D. (February 21, 1920 – February 23, 2009)

Judo leadership Koiwai was the chairman of the United States Olympic Committee in 1973 and the chairman of the National AAU Judo Committee prior to that. In 1960, he wrote the Official AAU - JBBF Judo Handbook. In 1965, he became the head of the National AAU Judo Committee, replacing Philip S. Porter (who was later a USJA founder). Koiwai commissioned a study on injuries in judo. In 1970, he was listed in Black Belt magazine's hall of fame. He was a referee at the 1976 Montreal Olympics.

For a period, Koiwai was a critic of the United States Judo Association, which he felt did not follow the rules of the federation. Services were held in Pennsylvania. He was a close friend of judo pioneer Yosh Uchida.