Etymology and distribution of 豊治.

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

Yamanashi-ken , Gunma-ken , Hiroshima-ken .

① 日原 irregular shape. Gunma-ken Takasaki-shi It was during the Warring States period as a vassal of Mr. Nagano who was the castle owner of Minowa castle in Minoucho cho. 日原 Hihara reference.

② Topography . In Shimane-ken west (formerly Iwami-kuni), tell her that the descendant of Mr. Hino added 'Hara' by honing Hino. Estimated Muromachi era. 日野 Hino reference. Hiroshima-ken Akitakata-shi There was Hino Haruguchi in Mimori- cho Hongo. The castle era is unknown. I tell him there was Mr. Hino in the same era between the North and the North.