Etymology and distribution of 梅須磨.

Umesuma 【梅須磨】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Hiroshima-ken Onomichi-shi . Heteromorphism of 塩冶 medicine. Tradition in Hiroshima-ken Onomichi-shi . It also tells that it was also described as "Etsutani" in the same place. Estimated in the Edo period. It is unknown whether Ikutani exists. 塩冶 En'ya reference.