Sagawa 【左川】4 The Japanese surnames etymology dictionary.
Nagasaki-ken Tsushima-shi , Fukuoka-ken . Terrain . 島井 's variant. Nagasaki - ken Tsushima - shi It was in the Tokyo era as the shrine of the Kamisama Shrine in Misamachi Kisaka. In Hiroshima-ken it is cool. Hiroshima-ken Onomichi-shi was in the Edo period. There is the 島末 name. 島末 reference.