The release collects The Leisure of Grisaia, The Afterglow of Grisaia, and The Melody of Grisaia side stories.
The first two were previously only bundled with home video volumes of The Fruit of Grisaia anime, while The Melody of Grisaia bundled with Frontwing’s From The Future Undying game in Japan.
Game publisher Prototype began streaming a promotional video for its Grisaia no Kajitsu -Side Episode- (The Fruit of Grisaia: Side Episode) compilation PlayStation Vita game on Monday.
Sekai Project released The Labyrinth of Grisaia last June and The Eden of Grisaia on April 28.