Etymology and distribution of 圓實.

Enjitsu 【圓實】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Hokkaidou , Fukui-ken , Oosaka-fu . 山口 There is surname. Fukui-ken Katsuyama-shi Chiku -way Town Kinabashi originated. Tell him that he was engaged in agriculture in the same area. Estimated in the Edo period. 山口 Yamaguchi reference.