Hakuorou Kannon

Japanese name:	白狼観音
Nickname:	White Wolf Kannon

White Wolf Kannon is a deity who prowls Jōga, carrying out the god of the lands's will to rid it of the fallen "wolves". She appears as a young girl wearing an elaborate white outfit and wolf-like mask. She is named after the bodhisattva Kannon. Spoiler!Her true form is later revealed to be Kaori, a lady Hiroshi and Mana meet while having a walk.

Voiced by: Mariya Ise

Wikipedia