Stefannie Arissa Koyama (born 30 June 1995) is a Japanese-born Brazilian judoka. Koyama had won bronze at the All-Japan…Stefannie Arissa Koyama (born 30 June 1995) is a Japanese-born Brazilian judoka. Koyama had won bronze at the All-Japan Judo Championships at Fukuoka in 2016, followed by the East Asian title at 2016 East Asian Judo Championships at Hong Kong. While representing Japan, Koyama's teamed with Funa Tonaki at Teikyo University but later switched to Brazil in 2017. She is the gold medallist of the 2017 Judo Grand Prix Tbilisi and the 2017 Judo Grand Slam Baku in the -48 kg category.
Hiroko Ishikawa (石川 弘子, Ishikawa Hiroko; born Hiroko Kitazume (北爪 弘子, Kitazume Hiroko) on 8 September 1971) is a…Hiroko Ishikawa (石川 弘子, Ishikawa Hiroko; born Hiroko Kitazume (北爪 弘子, Kitazume Hiroko) on 8 September 1971) is a retired Japanese judoka. Ishikawa was born in Akabori, Gunma and began judo at the age of 12. She entered The Asahi Bank, Ltd after graduating from Saitama University in 1994. She excelled at Seoi nage and Ippon seoi nage. She won the medals in the Asian Championships in 1988 and 1991. In 1997, Ishikawa participated in the World Championships held in Paris but was defeated by Séverine Vandenhende in the second round and Jung Sung-Sook in the consolation round. She retired after the Championships. Ishikawa had coached judo at the Shukutoku Junior Highschool from 1996 to 2005. As of 2010, she don't have a relation with judo and lives in Ichihara, Chiba with her family.
Ichiro Abe (安部一郎, Abe Ichirō; 12 November 1922 – 27 February 2022) was a Japanese judoka. He was head of the Promotions…Ichiro Abe (安部一郎, Abe Ichirō; 12 November 1922 – 27 February 2022) was a Japanese judoka. He was head of the Promotions Panel at the Kodokan and former international chairperson of the All Nippon Judo Federation. He was one of only fifteen judoka to have attained Kodokan 10th dan rank, having been promoted at the New Year Kagami biraki Ceremony, 8 January 2006 along with Toshiro Daigo and Yoshimi Osawa.