Etymology and distribution of 木根内.

Kineuchi 【木根内】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Yamagata-ken Higashine-shi . Yamagata-ken Higashine-shi Meiji New surname by a monk of Nishitoji temple of Soto sect in Honmaru east. The temple tells that it was founded by Mr. Satomi who was a castle owner in the Edo period in Higashine castle which was in the Yamagata-ken Higashine-shi Honmaru south. 里見 Satomi reference.