Etymology and distribution of 鞍津輪.

Kuratsuwa 【鞍津輪】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Fukushima-ken , Toukyou-to , Kanagawa-ken . Distribution including tikauchi as well.

① Origin of Iwate-ken Miyako-shi Nearby (Tikanai). A place name with a record since the Warring States Period.

② variant 今内 . Miyagi - ken tells me that he was renamed from the last family name. Estimated in the Edo period. 今内 Imauchi reference.

③ Nara-ken Gojou-shi The birthplace of Chikauchi town. A place name with a record since the Heian period.