Ghost Rabbit

The Ghost Rabbit is an unknown creature that appears when someone hurts one of his comrades, like Shiina when he was hurting a rabbit. He is the one responsible for Shiina's body and told him to create a place where he can show his love for animals.

Trivia

 * The watch on his bead necklace may be a reference to the pocket watch belonging to the White Rabbit from the famous novel Alice's Adventures in Wonderland.