Sakanashi 【阪無】2 The Japanese surnames etymology dictionary.
Kyouto-fu . Terrain . Variant of 下尾 . Kyouto-fu Maidzuru-shi It is based in Saijoji. In the same place Kyouto - fu Miyadzu - shi Tsuruga tells that the lord of the same name named Suzu surname and changed from Egawa 's surname by going down when Miyazu clan of the clan government goes back to the early stage of the Edo period. 江川 reference. There is also a passage that changed the notation of Shimo during the Meiji New surname.