Kondo was born in Kariya on April 28, 1972. After graduating from Shizuoka Gakuen High School, he joined Matsushita Electric (later Gamba Osaka) in 1991. From 1992, he played as regular player at many positions, midfielder and side-back. However at 1996 Emperor's Cup on December 29, he hit his head with opponent. A brain tumor was found by the examination. This match became his last match. He left the club in June 1998. He played 133 games and scored 4 goals in the league.
On May 22, 1994, Kondo debuted for the Japan national team against Australia. He played as right side-back. On May 29, he also played against France. He played 2 games for Japan in 1994.