Etymology and distribution of 下䑓.

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

Hiroshima-ken , Fukuoka-ken , Saga-ken . There is a takamori in the name of a man. In Toyama-ken Toyama-shi tells that the descendants of Mr. Chi are called. Estimated in the Edo period. 千 Sen reference.