The Japanese surnames etymology dictionary.
Toyama-ken , Hiroshima-ken , Kyouto-fu . Terrain . From rocks and waterfalls. Toyama-ken Toyama-shi Distribution exists in Fuchu-machi outer rim. Kyouto - fu Yosa - gun Yosano - chou Iwaki is a place name with a record since the Sengoku period. Chiba-ken Sakura-shi Castle town was in the Edo era in the clan Sakura of the Clan office. Kagawa-ken Marugame-shi I tell him that Iwasaki surname was changed from Okadagami in Aya Town. Estimated in the Edo period. 岩崎 reference. Good neighbor . Hiroshima-ken Shoubara-shi Distributed in Tosoizawa Town.