| title | ISBN-13 | year of publication |
|---|---|---|
| Bus for Spring Vol.1 | 978-2-302-00626-3 | 2009 |
| Bus for Spring Vol.2 | 978-2-302-00665-2 | 2009 |
| Bus for Spring Vol.3 | 978-2-302-00761-1 | 2009 |
| Bus for Spring Vol.4 | 978-2-302-00906-6 | 2009 |
| Love button. Volume 1 | 978-88-6169-301-2 | 2012 |
| Love button. Volume 2 | 978-88-6169-310-4 | 2012 |
| Love button. Volume 3 | 978-88-6169-315-9 | 2012 |
| Love button. Volume 4 | 978-88-6169-332-6 | 2012 |
| Love button. Volume 5 | 978-88-6169-350-0 | 2012 |
| Love button. Volume 6 | 978-88-6169-360-9 | 2013 |
| Love button. Volume 7 | 978-88-6169-369-2 | 2013 |
| Love button. Volume 8 | 978-88-6169-382-1 | 2013 |
| Love button. Volume 9 | 978-88-6169-397-5 | 2013 |
| Love button. Volume 10 | 978-88-6169-438-5 | 2014 |
| Love button. Volume 11 | 978-88-6169-450-7 | 2014 |
| Love button. Volume 12 | 978-88-6169-468-2 | 2014 |
| Love sign. Volume 1 | 978-88-6169-415-6 | 2013 |
| Love sign. Volume 2 | 978-88-6169-427-9 | 2014 |
| Love sign. Volume 3 | 978-88-6169-437-8 | 2014 |
| Love sign. Volume 4 | 978-88-6169-451-4 | 2014 |
| Love sign. Volume 5 | 978-88-6169-463-7 | 2014 |
| Orange kiss | 978-88-89583-24-1 | 2005 |
| Sign of love Vol.1 | 978-2-302-00837-3 | 2009 |
| Sign of love Vol.2 | 978-2-302-00917-2 | 2009 |
| Sign of love Vol.3 | 978-2-302-01006-2 | 2010 |
| Sign of love Vol.4 | 978-2-302-01182-3 | 2010 |
| Sign of love Vol.5 | 978-2-302-01184-7 | 2010 |
| Springtime bus. Volume 1 | 978-88-6169-331-9 | 2012 |
| Springtime bus. Volume 2 | 978-88-6169-343-2 | 2012 |
| Springtime bus. Volume 3 | 978-88-6169-356-2 | 2013 |
| Springtime bus. Volume 4 | 978-88-6169-373-9 | 2013 |