Etymology and distribution of 大當.

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

Nagano-ken Chino-shi · Aomori-ken Tsugaru-shi · Hokkaidou . A variant of 帯川 .

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

納村 Noumura reference.

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

Toukyou-to , Nara-ken Yamatotakada-shi , Kanagawa-ken .

① Kanagawa-ken Sagamihara-shi birth of hemp (timer) in Minami-ku. A place name with a record since the Warring States Period. The geographical name was also written as "Honma".

② Origin of Nara-ken Katsuragi-shi Tama (Timer). Place name with a record since the Kofun period. The place name was also written as "Goku" and "Goto".