5 books • 1 series
Book #1: Otherside Picnic (Manga) 01
Book #2: Otherside Picnic (Manga) 02
Book #3: Otherside Picnic (Manga) 03
Book #4: Otherside Picnic 04 (Manga)
Book #5: Otherside Picnic (Manga) 05