Etymology and distribution of 礒海.

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

Tokushima-ken , Oosaka-fu . Terrain . From the forest. The yarn is estimated from the well. Tokushima-ken Anan-shi Tachibana-cho is based. It was in the Edo period in the same place.