Kakinuma 【柿沼】5 The Japanese surnames etymology dictionary.
① Topography . From the top of the lagoon. Ishikawa-ken Kanazawa-shi Marunouchi was in the Edo era at the Kaga clan in the Clan office. Miyazaki - ken Nichinan - shi Nogo - cho Togashi is a place name with a record since the Edo period.
② Niigata-ken Sado-shi Birthplace of Shinpo Ugata. Place name with a record since the North / South morning era. Yamagata-ken Yonezawa-shi Marunouchi was in the Edo period in the clan of the Yonezawa clan in the clan office.