Etymology and distribution of 平谷.

Hiratani 【平谷】^{レベル5
About 3,900}  The Japanese surnames etymology dictionary.

Toyama-ken , Ishikawa-ken , Hokkaidou .

① Topography . From slash-and-burn fields and rice fields. Toyama-ken Imizu-shi Kushida - shin is headquartered. Ishikawa-ken Kahoku-gun Tsubata-machi In Takaya tells that he was engaged in agriculture and forestry. Estimated in the Edo period.

② Nara-ken Nara-shi Originated from the Yaketo field of Sugawa Town's small character.

Hiraya 【平谷】^{レベル5
About 3,900}  The Japanese surnames etymology dictionary.

Yamaguchi-ken . A variant of 弥源治 .

Heidani 【平谷】^{レベル5
About 3,900}  The Japanese surnames etymology dictionary.

Kagoshima-ken Shibushi-shi , Hokkaidou , Ishikawa-ken . Thing . From the room and "Yoshi" of the favorable character. Kagoshima-ken Shibushi-shi From Yoshiro Gate of the gate division system which was in the Ariake-cho Izakida during the Edo period. Ishikawa-ken Kanazawa-shi Marunouchi was in the Edo era at the Kaga clan in the Clan office.