Etymology and distribution of 小水内.

Komizunai 【小水内】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Gunma-ken Takasaki-shi . 志津野 's variant. Gunma-ken Takasaki-shi Tell the story that in Edo era in Kamikobu Town "Shizuno" was written. 志津野 Shidzuno reference.