Etymology and distribution of 武延.

Takenobu 【武延】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kagoshima-ken Ooshima-gun Setouchi-chou , Oosaka-fu , Iwate-ken Ichinoseki-shi .

① Topography . "Island" is added to the climbing which is the surname of the Kamoshima-ken Amami archipelago. Estimated at the time of returning to Japan in 1953. 登 Nobori reference.

② There is 豊島 surname.