Kanaijima 【金井島】2 The Japanese surnames etymology dictionary.
① There is Kimichi in the name of the man. Hiroshima-ken Sera-chun Sera-chou Tell us that he was engaged in agriculture and forestry. Estimated in the Edo period. Chiba-ken Isumi-gun Ootaki-machi In Kubo tells that she was handling sweets and sugar. Estimated in the Edo period.