[1] His elder brother Seiji is also a professional baseball player.

[3] Since 1989, he has been active with his fast feet as a weapon, and participated in the junior all-star game.

That year, he was active as a second baseman instead of his main outfielder position and recorded 32 stolen bases and was awarded the Nippon Professional Baseball Rookie of the Year Award.

[7] Tomashino is married to former talent and idol singer Noriko Matsumoto and the two have three sons.

This biographical article relating to a Japanese baseball figure is a stub.