光文社 (koubunsha) · 日本実業出版社 (nihonjitsugyoushuppansha/nipponjitsugyoushuppansha)
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| 文章力の基本100題 bunshouryokunokihon100dai | 978-4-334-97617-0 (4-334-97617-4) | 2010 |
| 文章力の基本 bunshouryokunokihon | 978-4-534-04588-1 (4-534-04588-3) | 2009 |