| title | ISBN-13 | year of publication |
|---|---|---|
| ! Animal picture book out on admissions - only this memorization (Z Kai junio... | 978-4-86290-058-6 | 2010 |
| Become a elementary school cool - Z Kai upgrade problem collecting the first grade arithmetic calculation and graphic ISBN: 4862901093 | 978-4-86290-109-5 | 2013 |
| Become a elementary school cool - Z Kai upgrade problem collecting the first grade math word problems ISBN: 4862901085 | 978-4-86290-108-8 | 2013 |
| ! Botanical appear in entrance examination - only this memorization (Z Kai ju... | 978-4-86290-057-9 | 2010 |