Etymology and distribution of 土師原.

Hashihara 【土師原】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kumamoto-ken , Kouchi-ken , Saga-ken .

① Ibaraki-ken Koga-shi Sakuramachi was in the Edo period in the Furukawa Samurai of the Clan Office. The same clan says that Oosaka-fu Eastern (formerly Kawachi-kuni) comes out.

② things . Iwate-ken Kesen-gun Sumita-chou Tell her that he used "pine" and "high" for Hawk as a hawk caught in Kadomatsu during New Year's Day in Setagaya. Estimated in the Edo period.