| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Ranningu rin: Jissen rin sutato appu. | 978-4-87311-591-7 (4-87311-591-4) | 2012 | Ash Maurya |
| Rin anaritikusu: Sutato appu no tame no deta kaiseki to katsuyoho. | 978-4-87311-711-9 (4-87311-711-9) | 2015 | Alistair Croll · Benjamin Yoskovitz |