「Sainoo」(さいのお)さんの名字の由来、語源、分布。

① Topography . From the Shimodake gate of the gate division system that was in the Edo era. An example of the location of the gate. Kagoshima-ken Ichikikushikino-shi Osato, Kagoshima-ken Hioki-shi Higashiichirokucho Yuda, Miyazaki-ken Miyakonojou-shi Takagi-cho, Miyazaki-ken Miyakonojou-shi Tarouro cho. The gate name comes from the pond below.

② Kouchi-ken Kami-shi Birthplace of Moabe Town Kamiike (old: Shimoike) originated. A place name with a record since the Azuchi-Momoyama period.

2018年 12月 28日更新

Whole Japan		Prefectures
レベル	3	1　Tottori-ken(About 200) 2　Aichi-ken(About 20) 3　Nagasaki-ken(About 10) 3　Saitama-ken(About 10) 5　Toukyou-to(About 10) 5　Hiroshima-ken(About 10) 5　Oosaka-fu(About 10) 5　Hyougo-ken(About 10) 5　Kyouto-fu(About 10) 10　Ibaraki-ken(Very rare)
Population	About 300
Ranking	18,541

Rank by city
1　Touhaku-gun Hokuei-chou(About 100) 2　Kurayoshi-shi(About 20) 3　Nagasaki-shi(About 10) 3　Sakaiminato-shi(About 10) 5　Kyouto-shi Minami-ku(About 10) 5　Yonago-shi(About 10) 5　Nagoya-shi Meitou-ku(About 10) 5　Nishinomiya-shi(About 10) 9　Kitanagoya-shi(Very rare) 9　Izumo-shi(Very rare)

Rank by subregion
1　鳥取県東伯郡北栄町由良宿(About 100) 2　鳥取県倉吉市鴨川町(About 10) 2　鳥取県境港市朝日町(About 10) 2　長崎県長崎市西小島(About 10)