HNC is Yuppa's (ゆっぱちゃん = Yuppa Chan) solo project. The concept is "making cute&fantastic&wired tracks". She composes songs on her own and sometimes collaborates with other musicians. Her voice and music was also used in several TV commercials (e.g. mister doughnuts, family mart, mini stop, medi-cutte, etc). HNC (2009) is officially the current name of Hazel Nuts Chocolate (2000-2009) since her album Cult (02 dec.