Sadasugi 【定杉】2 The Japanese surnames etymology dictionary.
Hiroshima-ken , Iwate-ken . Terrain . Iwate - ken Kuji - shi In Yamagata - cho Frostbow, tell from the land with many stones below. Yamanashi-ken Koufu-shi Shimane-cho is a place name with a record in the notation of "Shimonoseki" in the Warring States Period. Tell the place name from Mr. Sone's name. 曽根 reference.