Etymology and distribution of 木房.

Kifusa 【木房】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Gunma-ken , Nagano-ken . 小糸 surname. Ibaraki-ken Mito-shi Sannomaru was in the Edo period in the Mito samurai of the Clan office. 小糸 Koito reference.

※ Nagano-ken Originated from the small well of Kitasaku-gun, Minamisaku-gun. Period, location unknown.