Etymology and distribution of 久卋.

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

Chiba-ken Futtsu-shi , Toukyou-to , Kanagawa-ken . Chiba-ken Futtsu-shi Kokubo is based. Shizuoka-ken I was in the Edo era in the mountain of Izunokuni-shi .

※ There is a tale that it was renamed to Koguma surname from Okuma surname and further renamed. Period, location unknown. 大熊 Ookuma reference. 小熊 Oguma reference.