| year | total slots | self-intro. | student talks | PD/Staff talks | guest from Japan | guest outside of Japan | remarks |
| 2023 | 38 | 1 | 14 | 8 | 9 | 6 | *2 |
| 2022 | 39 | 1 | 16 | 8 | 5 | 9 | *2 |
| 2021 | 34 | 1 | 9 | 8 | 5 | 11 | *2 |
| 2020 | 35 | 1 | 14 | 8 | 8 | 4 | *1 |
remarks:
*1 … starts at 13:30
*2 …starts at 15:30, two talks in one slot for student talks (usually)