Etymology and distribution of 四鏡.

Shikyou 【四鏡】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Chiba-ken Funabashi-shi . There is 泉水 . Chiba - ken Funabashi - shi Ohishimbo Town is based. Tell him that he was engaged in agriculture in the same area. Estimated in the Edo period. 泉水 Sensui reference.