Azumanga Daioh: The Animation

A 10-year-old child genius named Chiyo Mihama skips ahead to high school, which would be the weirdest thing about her class if her homeroom teacher wasn't the kind of person who steals a student's bicycle to avoid being late to work. Azumanga Daioh is a 26-episode TV series adapted from a 4-koma manga, and it basically invented the template that shows like Nichijou and School Rumble would later build on. There's no plot to speak of — no villain, no romance arc, no tournament. You're just hanging out with six girls and their unhinged teachers across three years of high school. Tomo is a loudmouth who picks fights she can't win. Osaka stares into space and says things that make zero sense. Sakaki is tall, cool, and desperately wants to pet cats that keep biting her. The humor swings between completely grounded slice-of-life stuff and genuinely surreal gag sequences, sometimes in the same scene. J.C.Staff adapted the four-panel format into these short, punchy segments that give each episode a rhythm closer to a sketch comedy show than a traditional anime. It's warm without being saccharine, and funny without trying too hard. If you liked Yotsuba&! and wished it had an anime, this is the closest thing from the same creator's earlier work. The kind of show you put on when you want something that just feels nice to watch.