Katsuyuki Masuchi

Katsuyuki Masuchi (増地 克之, Masuchi Katsuyuki, born 29 September 1970) is a Japanese judoka. His wife, Chiyori is bronze medalist of Olympic Games in 1992.

Masuchi is from Tsu, Mie. He began judo at the age of a 10 and after graduation from Tsukuba University, He belonged to Marunaka and Nippon Steel.

He became Asian champion of openweight category in 1994, 1997. He also participated All-Japan Judo Championships 13 times, and the record is the most in history.

As of 2009, Masuchi coaches judo at his alma mater, Tsukuba University, where he previously studied as an undergraduate.