Kitaichi 【北市】4 The Japanese surnames etymology dictionary.
① Topography . Variant of 窪川 . Nagasaki - ken Sasebo - shi Distributed in Yoshii - cho Fukui. There is Kubo no upper in the lower story of the same place. Nagasaki - ken Matsuura - shi Distributed in Hashika - cho Mutsuke. There is Kubo in the small story in the same place. Nagasaki-ken Hirado-shi The rocky town was in the Edo era in the Hirado clan of the clan office.