Yamasu 【弥益】3 The Japanese surnames etymology dictionary.
Tochigi-ken Ashikaga-shi , Kanagawa-ken . Creation . Tochigi-ken Ashikaga-shi Matsuda cho is based. It was in the Edo period in the same place. In Toukyou-to , formerly Kyouto-fu comes out and tells to tochigi- ken by fighting and saying in the meaning of "give name to the world". Estimated in the Warring States Period. There is also a story that the pronunciation was changed to Seshiyama in Tokyo during the same period. Good neighbor . Tochigi-ken Ashikaga-shi Distributed in Yamashita-cho.