Etymology and distribution of 雨ケ谷.

Amagai 【雨ケ谷】^{レベル3
About 70}  The Japanese surnames etymology dictionary.

Hokkaidou , Saitama-ken , Toukyou-to .

① Topography . From rough Oka. Saitama-ken Kumagaya-shi Kamikaze is based. It was in the Edo period in the same place. Toukyou-to Oume-shi Chikase-cho is based. Good neighbor . Hyougo-ken Himeji-shi Distributed in Hanada Takaki.

② Tokushima-ken Mima-shi Birth of Arakawa Mima-cho. Mr. Nishioka tells that he changed his name from 1596 to 1615 (Keicho year) using Arakawa's "rough" in the same place. 西岡 Nishioka reference.

③ Convention . Abbreviation of Aratani. Hiroshima-ken Kure-shi In Tobara- machi, tell her that descendants of Mr. Aratani of the same place left "rough". Meiji New Last name in estimation. 荒谷 Aratani reference.