Sakuma 【佐久間】6 The Japanese surnames etymology dictionary.
Toukyou-to , Hokkaidou . Ooita-ken Beppu-shi Birth place of Actual temple. A place name with a record since the Edo period. Toukyou-to Kita-ku There is a tradition in Nishigahara. Ooita-ken Usuki-shi Usuki was in the Edo period in the Usuki clan in the Clan office.