Also known as: 円満雄剣
Enma Yuuken is the incarnation of Yuu (Twisted Wonderland) that appears in the manga and anime adaptations of Twisted Wonderland's Episode of Heartslabyul. In his original world, he is a second-year student of Hibari Municipal High School and vice-captain of it's kendo club. Upon arriving in Twisted Wonderland, he becomes a first-year student of Night Raven College and takes on the role of Ramshackle dormitory's prefect.