Vertical Comics · 講談社 (koudansha)
| title | ISBN-13 | year of publication |
|---|---|---|
| Mysterious Girlfriend X, 1 | 978-1-942993-45-2 | 2016 |
| Mysterious Girlfriend X, 2 | 978-1-942993-46-9 | 2016 |
| Mysterious Girlfriend X, 3 | 978-1-942993-70-4 | 2016 |
| Mysterious Girlfriend X, 4 | 978-1-942993-71-1 | 2016 |
| Mysterious Girlfriend X, 5 | 978-1-942993-72-8 | 2017 |
| Mysterious Girlfriend X, 6 | 978-1-942993-73-5 | 2017 |
| Nazo No Kanojo X Vol.3 | 978-4-06-314490-1 | 2008 |