Etymology and distribution of 当坂.

Tousaka 【当坂】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Aomori-ken , Iwate-ken , Akita-ken .

① Aomori-ken San'nohe-gun Hashikami-chou Birthplace of Hachibori Kubo, Buddha. It is distributed in the same place.

② Akita-ken Yamamoto-gun Happou-chou Yaori is a place name with a record since the Sengoku period. The place name was also written as "Hachimori" and "Bottomori". It is distributed in Shiga-ken Nagahama-shi .