Synonyms: Vanilla girls of After School, Splash, Hitomi, Toy Girl, Futon no Naka no Uchuu, Gunjou, Skirt no Naka no Uchuu, Vamp!!, Continue, Tsumi to..., The Galaxy in the Sheets, Salt Pepper Chocolate: Space Within the Kotatsu
3. Toy Girl
4. Futon no Naka no Uchuu (The Galaxy in the Sheets)
6. Skirt no Naka no Uchuu (The Galaxy under the Skirt)
9. Tsumi to...
10. Salt Pepper Chocolate: Kotatsu no Naka no Uchuu (Salt Pepper Chocolate: Space Within the Kotatsu)
Houkago Vanilla was published digitally in English as After School Vanilla by FAKKU Books on May 28, 2016; the paperbook version is set to be released in July 2016. All chapters prior to the release of the book were serialized on FAKKU website from May 13 to May 22.