Etymology and distribution of 忍久保.

Shinokubo 【忍久保】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Hyougo-ken , Wakayama-ken , Oosaka-fu .

① variant of 瀬田 . Okayama-ken Tsuyama-shi was in the Edo period.

② Topography . Added "田" to the fortune which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. 勢 Sei reference.

③ Toyama-ken Oyabe-shi On Jiroujima in Yagami- cho it is said that it was using the name of Iseda. Estimated in the Edo period.

④ In Kumamoto-ken , it is Seida. Kumamoto-ken Yamaga-shi Distributed in Kikunaga Town Ueno -nano .