Etymology and distribution of 株内.

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

Okayama-ken Niimi-shi . Originated from the vicinity of the Kiso river where Nagano-ken flows in Gifu-ken · Aichi-ken · Mie-ken with its origin. Okayama-ken Niimi-shi In Colonel Fuse says that he was renamed from Sasaki surname due to his achievement near the Kiso River. Estimated in around the Warring States Period. There are also stories saying that he was engaged in agriculture in the same area. 佐々木 Sasaki reference.