Etymology and distribution of 加登井.

Katoi 【加登井】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Fukushima-ken . Kyouto-fu Kyouto-shi Originated from Tang Bridge in Minami-ku. A place name with a record since the Edo period. As a bridge name, there is a record in the notation of "Shi Bridge" in 879 (Goga 3 years).