kioka was born in shizuoka prefecture on november 22, 1965. she played for her local club shimizudaihachi sc until 1988. in 1989, she moved to shimizu fc ladies (later "suzuyo shimizu fc lovely ladies"). in 1989, the club won championship in l.league first season and from next season, won 2nd place for 4 years in a row until 1993 season. she was selected best eleven 3 times (1989, 1990 and 1995).