A J-Pop star who died of a heart disease. She became a Shikabane because she wanted to keep singing. Her manager used his mob connections to keep Osaki's death quiet, as well as any deaths that occur around her. She is angered when her song is interrupted or when someone does not listen to it. Her response to this is usually to kill the person who caused it. She can use her voice as a weapon.

(Source: Wikipedia)