| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| English Land 1 Student Book | 978-962-00-5718-2 | 2012 | |
| English Land 2 Student Book | 978-962-00-5719-9 | 2012 | |
| English Land 3 Student Book | 978-962-00-5720-5 | 2012 | |
| English Land 4 Student Book | 978-962-00-5721-2 | 2012 | |
| English Land 5 Student Book | 978-962-00-5722-9 | 2012 | |
| English Land Level 1 Student Book with DVD | 978-962-00-5523-2 | 2005 | Akiko Seino |
| English Land Level 2 Student Book with DVD | 978-962-00-5524-9 | 2005 | " |