Kumachi 【久間地】2 The Japanese surnames etymology dictionary.
Kanagawa-ken Kawasaki-shi Aso ward. Originated in the Hokuriku region (formerly Koshigaya). In the Asuka period there is a place name recorded with the notation "Takashi". "Yue" used. Toukyou-to Setagaya-ku In Noge it is said that it was from Ishikawa-ken Kanazawa-shi that she had paid salt from Hokuriku district (formerly Yue country) to Maeda in the Edo period.