| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Nyusu eigo no ki furezu hassen: shinhasso no pawa bokyabiru Keizai kin yu sangyo bijinesu zensanjusanbun ya | 978-4-88724-131-2 (4-88724-131-3) | 2002 |
Yoichi Hirama · Yoshii Hiromi · Yuichi Hirayama · Yuko Harayama