Save Gender Masculine Usage Japanese Scripts 共男, 共勇, 協郎, 具夫, 恵男, 誠夫, etc.(Japanese Kanji) Pronounced Pron. TO-MO [key] Meaning & History From Japanese 共 (tomo) meaning "together" combined with 男 (o) meaning "man; male person". Other kanji combinations are possible.A famous bearer was Tomoo Nagai (born: Osamu Iinuma), a Japanese actor.