In June 1981, when Kioka was 16 years old, she was selected the Japan national team for 1981 AFC Championship. At this competition, on 7 June, she debuted against Chinese Taipei. This match is Japan team first match in "International A Match". She also played at 1986, 1989, 1993, 1995 AFC Championship, 1990, 1994 Asian Games. She was a member of Japan for 1991, 1995 World Cup and 1996 Summer Olympics. She played 75 games and scored 30 goals for Japan until 1996.