Etymology and distribution of 戸金.

Togane 【戸金】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Yamaguchi-ken , Hiroshima-ken , Toukyou-to . Hiroshima-ken Hiroshima-shi It was in the Sengoku era in Nishi Ward Tabata. Tell Shiga-ken that Mr. Sawa who is Genji's descendant has called it. Estimated in the Kamakura period. 源 Minamoto reference. 沢 Sawa reference.