Etymology and distribution of 五拾免.

Gojuumen 【五拾免】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

宿野 Shukuno reference.

Isome 【五拾免】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Toyama-ken , Niigata-ken , Kagoshima-ken Ooshima-gun Isen-chou .

① Toyama-ken Himi-shi Originated from Inoizanai in Ueda's underworld.

② Toyama-ken Himi-shi Originated from Inoizumi's small pad of Ashio.

③ Topography . From rice and spring. Niigata-ken Shibata-shi Distributed in the upper pavilion. Toyama-ken Namerikawa-shi Inaizumi is a place name with a record since the Edo period.

④ Topography . "Izumi" was added to rice which is the surname of the Kamoshima-ken Amami archipelago. Estimated at the time of returning to Japan in 1953. Kagoshima-ken Ooshima-gun Isen-chou There is distribution in Kosato. 稲 Ina reference.