Etymology and distribution of 勝摩.

Katsuma 【勝摩】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Ibaraki-ken . Kanagawa-ken Birthplace of Yokohama-shi Kawachi-cho, Tsuzuki-ku. A place name with a record since the Kamakura period. The place name was also written as "Kawasaki".