Etymology and distribution of 戸谷澤.

Toyazawa 【戸谷澤】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kouchi-ken , Hyougo-ken , Yamanashi-ken . There is 広内 name in 広内 .

Toyasawa 【戸谷澤】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Iwate-ken , Hyougo-ken , Hokkaidou . Distribution that also includes Hirona.

① Iwate-ken Kunohe-gun Noda-mura Originated from Noda's small branch of Hironai.

② Hyougo-ken Tanba-shi It was in the Warring States Period in Wada, Yamanamachi. Tell him that he changed his name from Watanabe's surname in the same place. 渡辺 Watanabe reference.

③ Hyougo-ken Minamiawaji-shi birthplace from the widow of Hata -cho 's underwear.