Etymology and distribution of 賽.

Sai 【賽】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kagawa-ken Mitoyo-shi , Hokkaidou , Oosaka-fu . Distribution including Tottry as well. A variant of 鳥取 . Tottori - ken Yazu - gun Yazu - chou In Kunobisa , I told from Kagawa - ken Mitoyo - shi to Tottori - ken that he changed his pronunciation from duty to tuttle by coming around 1930. 鳥取 Tottori reference.