| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Free fight - New Tough Vol.20 | 978-2-7595-0429-9 (2-7595-0429-8) | 2010 |
| Free fight - New Tough Vol.21 | 978-2-7595-0430-5 (2-7595-0430-1) | 2010 |
| Free fight - New Tough Vol.23 | 978-2-7595-0432-9 (2-7595-0432-8) | 2011 |