Etymology and distribution of 定國.

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

Kagoshima-ken , Fukuoka-ken , Miyazaki-ken .

① variant of 杉本 . Kanagawa-ken Minamiashigara-shi It was in the Edo era in the rage .

② Fukuoka-ken Buzen-shi Originated from the Suginokidani in Shimro Maru's small character. Meaning of "Sugiguya ga".

③ things . Add "cedar" to original. In Hyougo - ken Koube - shi there was a case where the first name was changed from 1952 to 1959 on the grounds that it is confusing with a foreigner. 元 Hajime reference.