Etymology and distribution of 真田島.

Sanadajima 【真田島】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Chiba-ken , Toukyou-to , Oosaka-fu . Summary . Sugawara's abbreviation. A rename that left Sugawara's "Kan". Ibaraki-ken Hitachioota-shi In Osuga town I will tell you that it is the descendant of the daughter of Sugawara Mamo who is a scholar / politician of the Heian period who came to Japan in 878 (Yuan 2). Otsu is a place name with a record since the Edo period. 菅原 Sugawara reference. Saitama-ken Shiraoka-shi It was in the Edo period in Ota Rin. Chiba-ken Katsuura-shi It is distributed in Nakura.