Etymology and distribution of 大當.

Ootou 【大當】^{レベル3
About 120}  The Japanese surnames etymology dictionary.

Niigata-ken Nakauonuma-gun Tsunan-machi , Toukyou-to . Originated from Nagano-ken Higashichikuma-gun Omi-mura . A place name with a record since the Heian period. Niigata-ken Nakauonuma-gun Tsunan-machi At the Kamigo koko Shindoshida Nakako, he says that he was also described as "the body". Estimated in the Edo period.

* Originated from Nagano-ken Iida-shi Zakkoji temple (formerly Maizo Township). A place name with a record in the Heian period.

※ Mie-ken There is a record of Mr. Suzaki's family name in Tsukiga-gun in 883 (Yuan 7th year).

Ooatari 【大當】^{レベル3
About 120}  The Japanese surnames etymology dictionary.

小篠 Ozasa reference.

Daitou 【大當】^{レベル3
About 120}  The Japanese surnames etymology dictionary.

Hokkaidou , Tochigi-ken Shimotsuga-gun Nogi-machi · Toukyou-to . Terrain . From the street and the rock. In Hokkaidou Asahikawa-shi tell him that he came from Tokushima-ken Yoshinogawa-shi (formerly Asabaya-gun) in 1891. Tochigi - ken Shimotsuga - gun Nogi - machi Distributed in Maruyabayashi.