| title | ISBN-13 | year of publication |
|---|---|---|
| Letter Bee - Collector Vol.1 | 978-2-505-01042-5 | 2010 |
| Letter Bee Vol.1 | 978-2-505-00594-0 | 2009 |
| Letter Bee Vol.2 | 978-2-505-00595-7 | 2009 |
| Letter Bee Vol.3 | 978-2-505-00596-4 | 2009 |
| Letter Bee Vol.4 | 978-2-505-00749-4 | 2009 |
| Letter Bee Vol.5 | 978-2-505-00862-0 | 2010 |
| Letter Bee Vol.6 | 978-2-505-00863-7 | 2010 |
| Letter Bee Vol.7 | 978-2-505-00962-7 | 2010 |
| Letter Bee Vol.8 | 978-2-505-01005-0 | 2010 |
| Letter Bee Vol.9 | 978-2-505-01064-7 | 2011 |
| Letter Bee Vol.10 | 978-2-505-01158-3 | 2011 |
| Letter Bee Vol.11 | 978-2-505-01234-4 | 2011 |
| Letter Bee Vol.12 | 978-2-505-01280-1 | 2011 |
| Letter Bee Vol.13 | 978-2-505-01595-6 | 2012 |
| Letter Bee Vol.14 | 978-2-505-01825-4 | 2013 |
| Letter Bee Vol.15 | 978-2-505-01826-1 | 2014 |
| Letter Bee Vol.16 | 978-2-505-06017-8 | 2014 |
| Letter Bee Vol.17 | 978-2-505-06143-4 | 2014 |