Etymology and distribution of 天ケ谷.

Amagaya 【天ケ谷】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Kagawa-ken Takamatsu-shi , Oosaka-fu .

① Kagawa-Ken to 綾 There surname. It was in the Edo period in Kagawa-ken Takamatsu-shi . 綾 Aya reference.

② Korean type . Originated in Jeonnam province, Jeonnam-gun, Naiju, Korea. Using Aya in Ayasu. There was a record of naturalization on Kagoshima-ken Aira-shi (formerly: Aira-cho, Aira-gun) on June 21, 1962. The real name is a piece. 具 Gu reference.

③ Good neighbor . Kagoshima-ken Hioki-shi Iiseu-machi Daejeon originated.

Amagai 【天ケ谷】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Yamagata-ken Tsuruoka-shi . A variant of 天羽 .