Etymology and distribution of 不破間.

Fuwama 【不破間】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Toukyou-to , Fukushima-ken . 吉見 surname is present. Fukushima-ken Date-shi Distribution in Rukawa river.

There was a case called by Mr. Inoue in the Heian era at Nagano-ken . Hami pronunciation. 井上 Inoue reference.