| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Adult Coloring Book: Island Dreams: Vacation, Summer and Beach: Dream and Relax with Gorgeous Illustrations | 978-1-5394-7264-3 (1-5394-7264-7) | 2016 | Storytroll · Okami Books |
| Adult Coloring Book: The Manga Invasion Coloring Book: Meditate and find inspiration on a magical journey | 978-1-5464-7265-0 (1-5464-7265-7) | 2017 | Storytroll |