| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Contemporary Issues in Environmental Law: The EU and Japan | Paperback | 978-4-431-56656-4 | 2018 |
| Contemporary Issues in Environmental Law: The EU and Japan | Hardcover | 978-4-431-55434-9 | 2016 |
| Contemporary Issues in Human Rights Law: Europe and Asia | Paperback | 978-981-13-5575-2 | 2019 |
| Contemporary Issues in Human Rights Law: Europe and Asia | Hardcover | 978-981-10-6128-8 | 2017 |