Description:

To celebrate the 10th anniversary of Azumanga Daioh, the manga is being repackaged into a new three-volume set, which will include three chapters of new material called Supplementary Materials. Each new chapter covers one year of high school, with all new adventures for Sakaki, Yomi, Tomo, Chiyo, Osaka, and Kagura. (Source: MangaPark)

Alternative Titles:

あずまんが大王・補習編, Azumanga Daioh: Supplementary Materials, Azumanga Daioh 10th Anniversary Special, Azumanga Daioh Hoshuuhen, Azumanga Daioh: Supplementary Lessons