Etymology and distribution of 入之内.

Irinouchi 【入之内】^{レベル3
About 70}  The Japanese surnames etymology dictionary.

Hiroshima-ken Onomichi-shi , Tokushima-ken Kaifu-gun Minami-chou , Oosaka-fu Katano-shi .

① Topography . From fish and river. Hiroshima-ken Onomichi-shi Distributed in Higashimoto-cho. Ishikawa-ken Nomi-shi Tell him that he was dealing with fish in Hamie Development. Estimated in the Edo period.

② things . From fish. Tell Fukui-ken Fukui-shi that Mr. Kawashima who was a fish store in Edo era called "fish" of fish store and "river" of Kawashima to Toukyou-to . 川島 Kawashima reference.