1. Hatsukoi Hoikuen 2. Hatsukoi Hoikuen: Dousei-hen 3. Hatsukoi Hoikuen Bangai-hen 4. Itoshi no Tomato-kun 5. Dekoboko Planet 6. Chiisana Koi no Prologue

Hatsukoi Hoikuen was published digitally in English as Puppy Love Preschool by Renta!