|Race||Human (Royal Court Mage)|
|Previous Affiliation||Magus Craft|
|Relatives||Kanon Kanase (Niece / Adoptive Daughter)|
|Anime Debut||Episode 11: The Amphisbaena II|
|Novel Debut||Volume III - Blazing Angel|
|Japanese Voice||Yutaka Aoyama|
Kensei Kanase (叶瀬 賢生, Kensei Kanase) is Kanon's adopted father whose younger sister is Kanon's biological mother. He was a former royal court mage at the palace of Aldegyr and is the leader of Magus Craft. He planned to make Kanon into a weapon that can rival a primogenitor in order to destroy Cain.
Kensei has blue eyes and light brown hair. He wears a gray shirt and black pants with a white lab coat.