Etymology and distribution of 柯蘇.

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

Kumamoto-ken .

① Birth of Chiba-ken Asahi-shi Asukawa (old: Shikawa village). A place name with a record since the Heian period. The pronunciation of the name Shikawa is also Ashikawa. Kumamoto-ken Kikuchi-gun Kikuyou-machi Shinkawa is a transit point. The name of a place with a record in the notation of "Tang River" in the North-South morning era. Kumamoto-ken Kumamoto-shi Chuo-ku Honmaru was in the Edo era at the Kumamoto clan in the Clan office.

② Korean type . Terrain . Add "river" to spicy. Fukuoka-ken Kitakyuushuu-shi (formerly Moji City) has a record of naturalization on February 23, 1962. The real name is spicy. 辛 Shin reference.