Etymology and distribution of 澤農.

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

Toukyou-to , Fukushima-ken , Fukuoka-ken . There is 須田 surname. Fukushima-ken Yama-gun Inawashiro-machi Shinmachi, Fukuoka-ken Tagawa-gun Kawasaki-machi It is distributed in Ikejiri.

※ Topography . There was a case of adding a "rice" to a lifetime name and renaming it. Period, location unknown. 寿 Kotobuki reference.