Etymology and distribution of アントワン.

Antowan* 【アントワン】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kouchi-ken , Niigata-ken , Fukuoka-ken .

① Origin of Kouchi-ken Kouchi-shi pond. Place name with a record in the notation of "Hei" during the Heian period.

② Topography . Niigata-ken Sanjou-shi was in the North and the North. In the same place, tell the descendant of Heijinmaru who is the warrior of the Heian period who had the designation of "Ike dono". 平 Taira reference. It was in the Kamakura period in Tochigi-ken . Good neighbor . Fukuoka-ken Fukuoka-shi Distributed in Nishi-ku mountain area.

③ Korea type . Synopsis and same source. I came from Sina in Song Dynasty. Korea sound is hi. Oosaka-fu Oosaka-shi Distributed in Tatsudo - ward, Ikuna-ku.

④ Sina series . The silenced sound is hi.