Hosoya Yoshimasa was born February 10, 1982 in Hiroshima Prefecture, Japan. He is a freelance voice actor (seiyuu) previously affiliated with Mausu Promotion. Hosoya is 175cm tall and has type B blood. He is left handed.
His staff reported on 2017-04-24 that he is going on hiatus from work to undergo treatment for his throat after a doctor's diagnosis. He plans to return to work before the end of this year.
