Jin Zhi-Juan (; born 4 October 1964) is a Taiwanese singer-songwriter, formerly known by the stage-name Wawa (å¨Â娠"Doll"). She achieved first success as the singer with the 4-man pop band Qiuqiu Chorus (). After leaving the band to go solo the peak of her popularity was her period with Rock Records (1990-1995) including albums such as Heavy Rain ãÂÂ大é¨ãÂÂ, and Four Seasons with songwriter Lo Ta-yu, which were also issued under license in the PRC.