Sleepy Princess in the Demon Castle manga volume 19 features story and art by Kagiji Kumanomata.

When Teddy Demon gets into a kerfuffle with Eggplant Seal, the cuteness is un-bear-able. But then Teddy Demon gets lost and is rescued by... the hero Dawner’s inept rescue party?! Meanwhile, Quilladillo’s fitness regimen doesn’t come without its drawbacks... for the princess. Plus, brothers Poseidon and Hades bond over a common weakness, Midnight finds a new prime suspect to blame for shrinking him, and Great Red Siberian sheds!