Etymology and distribution of 駒西.

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

Hyougo-ken . Terrain . From the land with the lower house. Hyougo - ken Sanda - shi In Aomoto tells that he changed his name from Shimogakiuchi 's surname to Meiji New surname. 下垣内 Shimogaito reference.