12 titles recommended if you like Raven of the Inner Palace
Sacrificial Princess and the King of Beasts
Unnamed Memory
Sugar Apple Fairy Tale
Yona of the Dawn
The Saint's Magic Power Is Omnipotent
The Ancient Magus' Bride
Fushigi Yugi: The Mysterious Play
Shadows House
The Promised Neverland
Strike the Blood
Scooped Up by an S-Rank Adventurer!
Tales of Zestiria the X