Character profile
Ruuan Keikounitten
慶幸日天汝昴Biography
Ruuan Keikounitten is freed by Tasuke from the kokutentou, a wand artifact sent by his father. Unlike Shaorin, whose role is to protect Tasuke, Ruuan is meant to make him happy and can give life to inanimate objects to carry out her wishes. She and Shaorin are sworn rivals whose different priorities frequently bring them into conflict.
Story spoilers
In the manga, Ruuan takes a job as Tasuke's homeroom teacher.
2 credits