Sleepy Princess in the Demon Castle

Sshhh! Princess Syalis is trying to get a good night's sleep. Some shut-eye. Forty winks. Catch some Z's. Long ago in olden times when people and demons lived together in—well, disharmony, really—a demon king kidnaps a human princess and imprisons her in his castle. Bereft, the princess's subjects beat their chests in anguish…until a hero arises to spearhead Project Rescue Our Princess! While waiting for her knight in shining armor, what's an imprisoned princess to do...? Teddy-bear guards with bat wings are all very well, but her dungeon cell is bo-o-o-ring! So, she decides to wile away the long hours by sleeping. Now if only she could get comfortable…and didn't suffer from insomnia... (Source: VIZ Media)

I'm Giving the Disgraced Noble Lady I Rescued a Crash Course in Naughtiness

Allen Crawford is a misanthropic sorcerer known as the “Dark Lord.” When he comes across Charlotte Evans, a noblewoman exiled on false charges, his memories of being betrayed three years ago come rushing back. He decides to teach Charlotte about all the pleasures, vices, and joys of naughty living. Can a broken heart be mended with riotous living? These two are bound to find out! (Source: Crunchyroll)

I've Been Killing Slimes for 300 Years and Maxed Out My Level

An at-home comedy about a powerful girl who doesn’t work too hard!(⋈◍ ˃ᴗ˂ ◍)。✧♡ After dying of overwork in the real world, I’m reincarnated as an immortal witch, and I spend 300 years enjoying a relaxing life. At some point, though, I end up at level 99! All those years spent killing slimes to make the money to pay the bills gave me a ton of experience points… Rumors of the level 99 witch spread, and soon I’m up to my ears in curious adventurers, duelist dragons, and even a monster girl calling me her mom! “This isn’t a dojo, so don’t come here to fight me…!” I’ve never been on an adventure, but I’m the strongest in the world… What’s going to happen to my relaxing life?! (Source: Crunchyroll)