Etymology and distribution of 沢ノ井.

Sawanoi 【沢ノ井】^{レベル3
About 60}  The Japanese surnames etymology dictionary.

Miyazaki-ken Higashimorokata-gun Aya-chou , Kagawa-ken Marugame-shi . A variant of 国陶 . Kagawa-ken Marugame-shi Iiyama Town In upper gongji temple say Okayama-ken Kurashiki-shi Shimotsui and the country ceramics surname was. Estimated in the Edo period. 国陶 Kunisue reference.