Etymology and distribution of 住下.

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

Oosaka-fu Sakai-shi . Summary . Abbreviation of Tsuo. Oosaka-fu Sakai-shi Distributed in Miyakono-cho, Naka-ku. There is 踞尾 surname in the same place. 踞尾 Tsukuo reference.