| 2025 | May 25-30 (tentative) | Sept 21-25 (tentative) |
| Makhari Messe+Online (in JpGU 2025) | Hokkaido University (Hakodate) |
| 2024 | May 26-31 | Sept 16-20 |
| Makhari Messe+Online (in JpGU 2024) | Tokyo University of Marine Science and Technology (Shinagawa) |
| 2023 | May 21-26 | Sept 21-28 |
| Makhari Messe+Online (in JpGU 2023) | Kyoto University |
| 2022 | May 22-June 2 | Sept 3-7 |
| Makhari Messe+Online (in JpGU 2022) | Nagoya University |
| 2021 | May 30-Jun 6 | Sept 13-17 |
| Online (in JpGU 2021) | Online |
| 2020 | Jul 12-16 | Nov 27-29 |
| Online (in JpGU 2020) | Online |
| 2019 | May 25-30 | Sep 25-29 |
| Makhari Messe (in JpGU 2019) | Toyama International Conference Center |
| 2018 | May 20-24 | Sep 25-29 |
| Makhari Messe (in JpGU 2018) | Tokyo University of Marine Science and Technology (Shinagawa) |
| 2017 | May 20-25 | Oct 13-17 |
| Makhari Messe (in JpGU 2017) | Tohoku University (Sendai) |
