Etymology and distribution of 天盛.

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

Ishikawa-ken , Hokkaidou , Hiroshima-ken . There is 新田 surname. Ishikawa-ken Housu-gun telling that he was engaged in agriculture at Anamizu-machi . Estimated in the Edo period. 新田 Nitta reference.