| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Fukushi Kokka Ni Okeru Seiji Riron | 978-4-326-65325-6 (4-326-65325-6) | 2007 | Niklas Luhmann |
| Social Systems in the Global Age | 978-4-431-54924-6 (4-431-54924-2) | 2020 | |
Akira Takahashi · Akira Takakuwa · Akira Takeishi · Akira Takeuchi · Akira Takizawa