| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Japanese-English standard problem seminal lecture ISBN: 4010327715 | 978-4-01-032771-5 (4-01-032771-5) | 2000 |
| Standard English grammar problem seminal lecture ISBN: 4010323329 | 978-4-01-032332-8 (4-01-032332-9) | 1999 |