xxxHOLiC
TV · Spring 2006
Horror · Psychological
Tsubasa/xxxHOLiC Project
A 4 part OVA released with the limited editions of the Tsubasa and xxxHOLiC volumes.
There are two OVAs for each series, with plots linked together.
They cover the Nihon Country Arc and scarcely some of the Celes Country Arc.
TV · Spring 2006
Horror · Psychological
TV · Spring 1995
Mecha · Mahou Shoujo
TV · Fall 2015
Supernatural · Fantasy
TV · Fall 2017
Psychological · Mystery