Etymology and distribution of 河富.

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

Okayama-ken . Okayama-ken Okayama-shi Naka-ku National Wealth Birth. A place name with a record since the Edo period.

※ Okayama-ken Souja-shi There is a belief that she resides from Shiga-ken in Akahama during the inter- Korean morning and renamed it from Kunih family surname. 国友 Kunitomo reference.

※ Fukui-ken Obama-shi Originated from the vicinity of Kurita (formerly Kunitomi). A place name with a record since the Heian period.