If you're looking for manga similar to Hayate The Combat Butler 0, you might like these titles.
Summer at a beach, a female lifesaver, 2 kids who like making her work and approaching disaster...
A summer vacation assignment that involves the capture of human kind? Not only did Rairu and Ome became slaves, even the genuis Betta got dragged into this mess! What will eventually happened to Japan?
The Amusement Academy in Kyoto, along with its traditional curriculum, teaches its students about game design, how to write graphic novels, and voice animation. Akabane Iori is a cute girl that mistakenly enrolls into game design school instead of pursuing her dream of being a graphic novel author. She tries to make the best of her situation, but with no knowledge or experience about gaming, Iori has a hard time. The two friends she makes, Hio Raina, a game programmer, and Kirino Sami take her deep down a niche otaku culture that may make forever change Iori.