Etymology and distribution of 舟城.

Funaki 【舟城】^{レベル3
About 70}  The Japanese surnames etymology dictionary.

Tochigi-ken , Toukyou-to , Saitama-ken . A variant of 山井 . Saitama-ken Satte-shi It was in Shimoshiro during the Edo period. In Tokushima-ken Yoshinogawa-shi , tell Kyouto-fu southern part (formerly Yamashiro). In Hyougo-ken Koube-shi there is a tale that it had been called since the late Heian era. Good neighbor . In Tochigi - ken Tochigi - shi Nishigata cho, say that you changed further from Yamai surname as Yamanoui surname. Estimated in the Edo period. 山井 Yamai reference.