Toshiki Koike
Playing career. Koike was born in Kanagawa Prefecture on November 10, 1974. After graduating from high school, he joined Japan Football League club Tokyo Gas (later "FC Tokyo") in 1993. He played many matches as right side back from 1994. However his opportunity to play decreased behind newcomer Hiroki Shinjo from 1996. The club was promoted to new league J2 League from 1999. He was also converted to defensive midfielder and played many matches again. The club won the 2nd place in 1999 and was promoted to J1 League from 2000. Although he played as regular player in  2000, he could not play at all in the match behind new member Fumitake Miura and Takahiro Shimotaira in 2001. In August 2001, he moved to J2 club Mito HollyHock and played as regular player. In 2002, he moved to J2 club Shonan Bellmare. However he could hardly play in the match. In 2003, he moved to Mito HollyHock again. However he could hardly play in the match and retired end of 2003 season.