Volume 1. Mukuukai: (夢空界, Yume Sora Kai/Mukūkai, World of Dreams); released on June 1996.
Zenyasai (前夜祭, Night Before Festival)
A student encounters some mysterious girls the eve of the school festival. Are they... ghosts?

Ichigo-chan Panic (いちごちゃんパニック, Strawberry Panic)
A young boy, Vanilla, transfers to a new school. Thanks to Ichigo, a girl who can transform her bubblegum into anything, he has an action-packed first day.

Setsuna no Natsu (刹那の夏, A Summer's Moment)
A boy goes to school during summer break to pick up a notebook. He encounters a ghostly girl, dressed entirely in white...

Chiisana Seiya (小さな聖夜)
Abandoned cats try to survive another Christmas Eve. Have they truly been forgotten by their owners?

Mukuukai: Hiraku Yume no Tobira (夢空界〜開く夢の扉〜)
The drama club is preparing a play for the school festival. The leading roles are given to Harumu, an outgoing boy, and Kanon, a girl who has been absent from the club for some time. Will Harumu remember how he and Kanon met, and the promise they made?

Volume 2. Sora no Uta (空の謳, Sora no Uta, Song of the Sky); released on April 1999.
Sora no Uta
Selena, the upper world's songstress whose songs can heal the heart of the people of the under world, isn't really as cheerful as imagined. Why?

Mahou no Yuubinya-san (魔法の郵便屋さん, Magical Letter Drop)
Why did Ryoko, Sora's best friend, not tell Sora that she was moving out? How could she? Will a magic letter be able to convey Sora's true feelings?

ANGEL VOICE
Haruka is a sweet yet famous dubber. But she is bored with it, even though it's her dream job. Can Kakeru encourage her?

Earth: Episode II A Planet Named EARTH (アース Episode II A Planet Named EARTH)
An unlivable Earth has made humanity move to the surrounding planets. But, will humans harm these new planets as they did the Earth? Can Castelle bring them around?

Volume 3. Himawari (向日葵, Himawari); released on February 2011