Tearju Lunatique

Tearju Lunatique is Yami (Golden Darkness) and Mea Kurosaki's creator, as she used her own cells in order to create Yami but did do the same for Mea. She is a genius in Universe Biotechnology and has been since she was a teenager. She takes the role of a klutzy (and beautiful) classroom teacher at Rito's school in the later chapters of Darkness.