Lighting designer Motoko Ishii is his daughter.
He played for Tokyo Imperial University LB was consisted of his alma mater Tokyo Imperial University players and graduates.
In May 1930, when Takeuchi was a Tokyo Imperial University student, he was selected Japan national team for 1930 Far Eastern Championship Games in Tokyo and Japan won the championship.
[1] Japan completed a come-from-behind victory first game against Sweden.
In 2016, this team was selected Japan Football Hall of Fame.