Etymology and distribution of 当原.

Touhara 【当原】^{レベル3
About 90}  The Japanese surnames etymology dictionary.

Shizuoka-ken .

① Mie-ken Ise-shi Originated from Iso-machi (formerly Hakamada). Place name recorded from the Kamakura period to the north and south morning era.

② Topography . From the Hakamota gate of the gate division system that was in the Edo period. An example of the location of the gate. Miyazaki-ken Ebino-shi Daimyoji , Miyazaki-ken Ebino-shi Ashizuka. The gate name is from the rice. Hakama is clothes.

Atehara 【当原】^{レベル3
About 90}  The Japanese surnames etymology dictionary.

Kanagawa-ken . Variant of 甘粕 .

Toubaru 【当原】^{レベル3
About 90}  The Japanese surnames etymology dictionary.

Kagoshima-ken . Terrain . From the side of the grave. Kagoshima-ken Minamisatsuma-shi Distributed in Konomi- cho Urustano .