Etymology and distribution of 幵分.

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

Aomori-ken .

① Aomori-ken San'nohe-gun Gonohe-machi Origin of Shikauchi. Place name unknown record era. Tell him that he called the neighborhood "Kokauchi". Estimated in the Edo period. Aomori-ken Higashitsugaru-gun In Imabetsu-machi , tell Aomori-ken Hirakawa-shi .

② Shizuoka-ken Shizuoka-shi Birth of Suruga Ward Oshika (Oshika). A place name with a record since the Warring States Period. The place name also pronounced the orjica. In Aichi-ken it's an orca. Aichi-ken Nagoya-shi Honmaru Honmaru was in the Edo period in the Owarii clan in the Clan office.