Quick answer — ClariS worked on Puella Magi Madoka Magica the Movie Part 2: Eternal (Theme Song Performance), Puella Magi Madoka Magica the Movie Part 1: Beginnings (Theme Song Performance), Saint Cecilia & Pastor Lawrence (Theme Song Performance) and 7 more anime.
ClariS worked on Puella Magi Madoka Magica the Movie Part 2: Eternal (Theme Song Performance), Puella Magi Madoka Magica the Movie Part 1: Beginnings (Theme Song Performance), Saint Cecilia & Pastor Lawrence (Theme Song Performance), Nisekoi OVA (Theme Song Performance), Ore no Imouto ga Konna ni Kawaii Wake ga Nai TRUE ROUTE (Theme Song Performance), The Ogre's Bride (Theme Song Performance), Rent-a-Girlfriend Season 4 (Theme Song Performance), Classroom☆Crisis (Theme Song Performance) and 2 more.
