Kosuke Kitani (木谷 公亮, Kitani Kosuke, born October 9, 1978) is a Japanese former football player and current manager of J2 League team Sagan Tosu.
After graduating from Kokushikan University, he joined J2 League club Omiya Ardija in 2001.
He played many matches as defensive midfielder and center back from summer 2003.
Vegalta won the league and was promoted to J1 from 2010, he left the club at the end of 2009 season.
This biographical article related to a Japanese association football defender born in the 1970s is a stub.