| 2022-05 -- 2022-08 | The 31st ACM International Conference on Information and Knowledge Management (CIKM 2022) | Full Paper Track Program Commitee |
| 2022-06 -- 2022-08 | The 2022 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2022) | Multidisciplinary Track Program Committee |
| 2022-04 -- 2022-06 | The 48th International Conference on Very Large Data Bases (VLDB 2022) | Demo Track Program Committee |
| 2021-12 -- 2022-04 | The 27th International Conference on Database Systems for Advanced Applicatoins (DASFAA 2022) | Program Committee |
| 2021-08 -- 2021-11 | The 36th AAAI Conference on Artificial Intelligence (AAAI-22) | Program Committee |
| 2021-06 -- 2021-08 | The 2021 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2021) | Multidisciplinary Track Program Commitee |
| 2021-04 -- 2022-05 | 日本データベース学会 | 新型コロナ対策委員会 |
| 2021-06 -- 2023-03 | 電子情報通信学会 和文論文誌D （データ工学と情報マネジメント特集） | 編集幹事 |
| 2021-06 -- (現在) | 情報処理学会論文誌データベース (TOD) | 編集委員 |
| 2020-12 -- 2021-04 | The 26th International Conference on Database Systems for Advanced Applications (DASFAA 2021) | Program Committee |
| さらに表示... |