Etymology and distribution of 久海東.

Kugaitou 【久海東】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Ishikawa-ken Kanazawa-shi , Toukyou-to , Niigata-ken .

Originated in the Hokuriku region (formerly Koshiga). In the Asuka period there is a place name recorded with the notation "Takashi". "Yue" used. Ishikawa-ken Kanazawa-shi Tell Yoshihara Town that it was using the "Echuyuya" shop name. Toyama-ken (formerly Yue China) is the origin in the estimation. Mie-ken Tsu-shi was in the Edo period.

② Abstract . Abbreviation for waistband. Niigata-ken Tookamachi-shi In Shinza Aza, in June 1950, Niigata Family Court Nagaoka branch changed the name from the last name of the waist volume to rename the waist roll as "Yue". 腰巻 Koshimaki reference.