Kotono Hayama

Kotono Hayama (葉山 小十乃 Hayama Kotono) is a young middle school student, and the protagonist of the series. She works for the Kuroki Detective Agency with her friend, Natsuki Shirafuji and Misaki Hijiri. She uses the card Justice, and transforms into Loli Black. Her main weapon is a sword, which she uses for Judgement, her finishing move. She is voiced by Azusa Kataoka.