Etymology and distribution of 蔵間.

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

Shizuoka-ken Hamamatsu-shi · Toukyou-to . Nara-ken Nara-shi Oyamato cho (Oyamato) birthplace of the town. A place name with a record since the Kamakura period. The place name is also "small Yamato", the surname is also written as "Oyamido". 小山戸 Koyamado reference.