Takatsuki Yuko Younger sister of Takatsuki Murphy who started her own Reverbnation in June of 2017. Yuko's real name is nathania (Takatsuki Nathania). Family Life Her brother Takatsuki Murphy is a guitarist for Mikadzuki No Hikari but she cared little for her brother but eventually opens up to him. She is normally very quiet and has to use a speaker to be heard, but whenever she's on webcam live, she is more lively (though still careful to hide her face). on her live video feeds, Yuko disguised her voice as male. Reverbnation