Etymology and distribution of 千草.

Chigusa 【千草】^{レベル4
About 500}  The Japanese surnames etymology dictionary.

新岡 Niioka reference.

Chikusa 【千草】^{レベル4
About 500}  The Japanese surnames etymology dictionary.

Kagoshima-ken , Shizuoka-ken , Hyougo-ken .

① Kagoshima-ken Isa-shi Originated from Nishi, a poor warring rider. In the same area there was a gate of the gate division system in the Edo period.

② Aichi-ken Toyota-shi Sakagami-cho (formerly known as Niio) is a place name with a record since the warring days. In Shizuoka-ken Numadzu-shi Otemachi I tell him that I came from Edo era from the tendency of Wakayama-ken · Mie-ken southern part (formerly Kii). Location unknown. Mie-ken Taki-gun Taki-chou is the place of comparison.