Etymology and distribution of 沢米.

Takumai 【沢米】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Hokkaidou , Aomori-ken , Toyama-ken .

① Yamagata-ken Sakata-shi Originated in Hijima. A place name with a record since the Edo period. The place name was also called "To and Island". Aomori-ken Goshogawara-shi has passed down.

② 富島 surname. It was in the Edo period in Nagasaki-ken Nagasaki-shi . 富島 Tomishima reference.