Ashigaki 【芦垣】3 The Japanese surnames etymology dictionary.
Yamagata-ken , Hokkaidou . Tochigi-ken Nasu-gun Nasu-machi Birth of Ashino. A place name with a record since the Edo period. Ashino pavilion of the same place tells that it is a castle of the Kamakura period. Iwate-ken Oushuu-shi Maesawa In Hakusan Otsuka tells that Mr. Ashikaga resides and changed from 1736 to 1741 (original text year). 足利 reference.