Etymology and distribution of 円越.

Enkoshi 【円越】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Kanagawa-ken , Kagoshima-ken Amami-shi , Toukyou-to . Distribution including Yai too.

① Birth of Gifu-ken Motosu-shi shop (Yai). A place name with a record since the Kamakura period. Niigata-ken Nagaoka-shi Major tradition was in the Edo period in the Echigo Nagaoka clan of the clan government office.

② things . Add "Well" to the shop which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. 屋 Oku reference.