Save Gender Masculine Usage Japanese Scripts 大尚, 朝悠, 燈久, etc.(Japanese Kanji) Pronounced Pron. TO-MO-KHEE-SAH [key] Meaning & History From 大 (tomo) meaning "big", 燈 (tomo) meaning "light, lamp" or 朝 (tomo) meaning "morning" and 悠 (hisa) meaning "permanence". Other kanji combinations can be used.