an Entity references as follows:
Azumanga Daioh soundtracks include two original soundtracks to the Azumanga Daioh anime-adaptation, tribute albums and a collection of character image songs. Several soundtrack albums for the anime of Azumanga Daioh were released by Lantis, including two volumes of the Azumanga Daioh Original Soundtrack, collecting the show's score and themes; two tribute albums; and Vocal Collection, collecting character image songs. One single was released for the opening and closing theme of the anime, and eight singles of image songs were released for the main cast members. Most of the releases charted on the Japanese Oricon charts, with the highest ranking album being Tribute to Azumanga Daioh at 68th, and the highest ranking single being Soramimi no Cake/Raspberry Heaven, the opening and closing them