Classic manga

Hide always has a smile on his face and is extremely skillful. He never leaves the slightest doubt about his best friend Kaneki , he is ready to help him no matter what. He is also a charmer and likes to talk to just about everyone.

Main character of the story he is changed into a ghoul after Lize a ghoul attacked him and both are caught in an accident which will cost Lize his life. To save him, parts of Lize were directly grafted onto him, thus transforming him into one of these creatures. .

She looks like a little girl and serves as a receptacle for the master of the underworld

He was born in the mountains, he is a boy-like yokai . He scares everyone passing by because fungus grows on his skin and one day Ai offers to follow her. It is after reflection that he decides to join her to help her in her task.

Ancient sword that became yokai over time. He decides to follow Ai who gives him a form other than a saber. Happy to no longer have to exist only to kill, he decides to follow her and help her to thank her.

She was once centuries ago a prostitute who was murdered and brought back to life as a "skeleton woman" yokai. Ai offered to follow her and help her in her task and she accepted happy to have found someone who was not afraid of her.