Miwa Watabiki, better known by her stage name Chara, is a Japanese singer-songwriter, actress and video jockey. She debuted in 1991 with the single Heaven. She is most well known for her song "Swallowtail Butterfly", the theme song for the 1996 Shunji Iwai film Swallowtail Butterfly, her 1997 hit single "Yasashii Kimochi", and her collaboration with Judy and Mary vocalist Yuki, "Ai no Hi Mittsu Orange". Chara later formed a band with Yuki, called Mean Machine. She is known for her unique whisper voice vocal technique while singing.