Meaning & History
From the Japanese 増 (masu) "increase," 益 (masu) "benefit," 桝 (masu) "box seat," "measure" or 升 (masu) "box" and 山 (yama) "mountain."
Submitted names are contributed by users of this website. Check marks 
indicate the level to which a name has been verified.
indicate the level to which a name has been verified.