Save Type Surname Usage Japanese Scripts 勝丸(Japanese Kanji) Pronounced Pron. KAH-TSOO-MAH-ROO [key] Meaning & History From 勝 (shou, ka.tsu, katsu, -ga.chi, sugu.reru, masa.ru) meaning "excel, prevail, victory, win" and combined with 丸 (maru) "round, circle".