Amishima 【網島】3 The Japanese surnames etymology dictionary.
① There are surnames including "rough".
② Abstract . Abbreviation of Aratani. Hiroshima-ken Kure-shi In Tobara- machi, tell her that descendants of Mr. Aratani of the same place left "rough". The last name is Araue. Meiji New Last name in estimation. 荒谷 reference.