Etymology and distribution of 鍵渡.

Kagiwata 【鍵渡】^{レベル3
About 60}  The Japanese surnames etymology dictionary.

Yamagata-ken , Hokkaidou . Yamagata-ken Higashimurayama-gun Nakayama-machi Based in Yanagisawa. Tell him that he was engaged in agriculture in the same area. Estimated in the Edo period.