Save Gender Masculine Usage Japanese Scripts 次男, 嗣生, 次雄, etc.(Japanese Kanji) Pronounced Pron. TSOO-GOO-O [key] Meaning & History Japanese masculine name derived from 次 (tsugu) meaning "second, next" and 男 (o) meaning "male" or 雄 (o) meaning "hero, manly". Other kanji combinations can be used.