Several years ago, an employee at Universal Music came across a cassette tape in a Tokyo warehouse while sorting through archival materials.

On it was a recording by the late Taiwanese pop star Teresa Teng that had never been released. The pop ballad, likely recorded in the mid-1980s while Teng was living and performing in Japan, was a collaboration between composer Takashi Miki and lyricist Toyohisa Araki .

Now, to the delight of her millions of fans, the track titled " Love Songs Are Best in the Foggy Night " will appear on an album to be released June 25.

Teng died 30 years ago . Most Americans know little about her life and her body of work. Yet, the ballads of Teng, who could sing in Mandarin, Cantonese, Japanese and Indonesian , continue to echo through karaoke rooms, on

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