Etymology and distribution of 鍛冶島.

Kajishima 【鍛冶島】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Ibaraki-ken , Kanagawa-ken .

① Kanagawa-ken Yokohama-shi Originated in Kamoshida-cho, Aoba-ku. A place name with a record since the Kamakura period.

② things . Added "duck" to Shida surname. Ibaraki - ken Hitachioota - shi In Kojimacho, Mr. Shida gave it from Mr. Yoshinobu Satake, a warrior of warring States era. Ibaraki-ken Hitachinaka-shi In the outfield there is a belief that Mr. Shida added "duck" as a camouflage in the North-South morning era. 志田 Shida reference.

* The representative of Mr. Satake based on Ibaraki-ken was written as "Kamota Tao" in the Azuchi-Momoyama period. It is unclear whether Kamo Shinta will exist.