Saidou 【齋道】1 The Japanese surnames etymology dictionary.
Kagoshima-ken , Oosaka-fu , Niigata-ken . Gunma-ken Takasaki-shi Originated from Motomachi-machi. A place name with a record since the Nara period. Kagoshima-ken Amami-shi Distributed in Okasoda, Kasato-machi. One character of Amagi archipelago of Kagoshima-ken There is an island in surname. 島 reference. Kagoshima-ken Kagoshima-shi Shiroyama-machi was the Kagoshima lord of the clan office and Mr. Shimazu was in the Edo period. 島津 reference.