ダイナスティカップ
Takagi was capped 44 times and scored 27 goals for the Japanese national team. He made his international debut in a friendly against Argentina on May 31, 1992 at the Tokyo National Stadium, the first match under Hans Ooft's reign. He scored his first international goal in a Dynasty Cup match against China on August 24, 1992 in Beijing. He became the ace striker for Ooft's Japan national team.