During the reign of the Qianlong Emperor during the Qing Dynasty, the Han Chinese began moving in in larger numbers, forcing the people of Backoloan to move. A portion of the Sirayans established the village of Kamasua in Tungho Village in Tungshan Township, Tainan County, which is the name it has been known by since then.
清朝乾隆中葉，漢人大量遷入，迫使蕭壟社民紛紛他遷，在今天台南縣東山鄉東河村建立了「茄菝所」支社 (ka-Ma-Sua)，後來譯為吉貝耍。