Etymology and distribution of 猫安.

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

Hyougo-ken Sumoto-shi , Oosaka-fu , Kyouto-fu .

① Hyougo-ken Sumoto-shi Originated from the small castle of Ueza - ze .

② Korean type . Thing . Add "castle" to people. There is a record of naturalization on Fukuoka-ken Iidzuka-shi (formerly Kaoho-gun Honami village) on April 16, 1954. If you are a real surname. 方 Hou reference.