If you're looking for manga similar to Mayoi Neko Overrun!, you might like these titles. All recommendations are made by Anime-Planet users like you!
If you want to read something similar, but with much less annoying characters and way less fanservice, then give Come Come Vanilla! a try. While it is almost as cliche as Mayoi Neko Overrun! most of the cast (if not all of it) is quit likable (yes, there are no violent tsunderes or anything like that there).