Etymology and distribution of 加久保.

Kakubo 【加久保】^{レベル3
About 90}  The Japanese surnames etymology dictionary.

Fukushima-ken Iwaki-shi , Ibaraki-ken , Tochigi-ken . 賀長 surname. Fukushima-ken Iwaki-shi Hiraisamiya is based. It was in the Tokyo era as the shrine of Sawamura Shrine of the same place. Tochigi-ken Utsunomiya-shi Honmaru-machi was in the Edo period in the Utsunomiya clan of the clan office. 賀長 Kanaga reference.