Etymology and distribution of 獅々内.

Shishinai 【獅々内】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Tokushima-ken , Oosaka-fu , Hokkaidou . Personal name . Oosaka-fu Oosaka-shi In Awaji-cho, in the Muromachi Period Sumi Kotaro Tadashige, a child of Sumi Heiuchi Tomohisa, used "Friends" from Yuzuda of his father's name using homonymous "Housing" to Sumi of the last name Tell them that they called it. Tokushima-ken Mima-shi It was in Edo era in Meshima- cho in Honbuki-cho. 須美 Sumi reference.