Chio-chan no Tsuugakuro

is a Japanese manga series written and illustrated by Tadataka Kawasaki. It began serialization in Media Factory's Monthly Comic Flapper magazine with the May 2014 issue. An anime adaptation by Diomedéa premiered on July 6, 2018 and ran through September 21, 2018 for 12 episodes.

Plot
Chio Miyamo is just a regular high school girl who commutes from home to school. Between these two points, however, Chio faces sorts of various craziness every day, ranging from strange conversations with her friend Manana, dealing with biker gangs, and performing death-defying feats of parkour.

Official

 * Official anime website (in Japanese)

Other Sources

 * Manga
 * Anime
 * Anime
 * Anime