Etymology and distribution of 平郡.

Heguri 【平郡】^{レベル4
About 1,200}  The Japanese surnames etymology dictionary.

四十田 Aida reference.

Hiragun 【平郡】^{レベル4
About 1,200}  The Japanese surnames etymology dictionary.

Okayama-ken , Hyougo-ken , Hokkaidou .

① Toyama-ken Tonami-shi The birth of Yagi. A place name with a record since the Edo period. Toyama-ken Shimoniikawa-gun Nyuuzen-machi Folklore in the tokyo . It was in the Edo period in Ishikawa-ken Kanazawa-shi .

② Birth of Chiba-ken Nagareyama-shi (formerly Yagi Township). A place name with a record since the Kamakura period. The place name was also written as "Yagi". Last name was later written as "Yagi".

③ 八木 surname available. Hyougo-ken Himeji-shi Honmachi was in the Edo period in the Himeji Samurai of the Clan Office.

④ Convention . Abbreviation for Yakura Tottori-ken Yonago-shi In Kawasaki let's say that the branch of the family name Yakura left "arrow". Estimated in the Edo period. 矢倉 Yagura reference.

Hiragoori 【平郡】^{レベル4
About 1,200}  The Japanese surnames etymology dictionary.

楊井 Yanai reference.