Jewels is part of the duo Heartsdales with her younger sister Rum. Jewels does only the rapping in the group's songs.
- Real Name: Sugiyama Emi (杉山エミ)
- Blood Type: AB
- Birthday: December 4, 1976
- Height: 170cm
- Interests: Kendo, volleyball
- Favorite Artists: Jay-Z and Tupac
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