Etymology and distribution of 豊治.

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

Gifu-ken Hashima-shi , Aichi-ken , Ishikawa-ken .

① variant of 伴 . Iwate-ken Morioka-shi Uchimaru was in the Edo period in the clan san Morioka of the clan government. The same clan says that he changed his name from his companion.

② Occupation . In Ishikawa-ken Hakusan-shi tell them that they used the shop name of the designer in the Edo period. Meiji New Last name in estimation. 番匠 Banshou reference.