Mystery Minzoku Gakusha Yakumo Itsuki

Chapter 4: The Kaguyahime Murders (Part 1)
Chapter 3: The Tengu Murders (Part 3)
Chapter 5: The Kaguyahime Murders (Part 2)
Chapter 3: The Tengu Murders (Part 3)
Chapter 5: The Kaguyahime Murders (Part 2)
Itsuki is an assistant at the Folklore Research Institute and is always caught in mysterious cases as he pursues his studies. Follow along as he tries to unlock these mysteries that are tangled with old beliefs and local customs using his keen professional intelligence. (JDorama.com)