- 2023/04 - 現在 情報処理学会モバイルコンピューティングと新社会システム(MBL)研究会 運営委員
- 2020/04 - 現在 情報処理学会マルチメディア通信と分散処理(DPS)研究会 運営委員
- 2018/04 - 現在 情報処理学会コンピュータセキュリティ(CSEC) 研究会 専門委員
- 2025/06 - 情報処理学会論文誌「多様なリアリティを繋ぎ・創るモバイルコンピューティングと高度交通システム」特集号 編集委員
- 2025/02 - 情報処理学会論文誌「ネットワークサービスと分散処理」特集号 編集委員
- 2024/10 - 第32回マルチメディア通信と分散処理ワークショップ(DPSWS2024) プログラム委員
- 2024/09 - 18th International Workshop on Informatics (IWIN2024) Program Co-chair
- 2024/09 - 18th International Workshop on Informatics (IWIN2024) Publicity Chair
- 2024/06 - 8th IEEE International Workshop on Big data and IoT Security in Smart Computing (BITS2024) Technical Program Committee Member
- 2024/02 - 情報処理学会論文誌「ネットワークサービスと分散処理」特集号 編集委員
- 2024/01 - IEEE 42nd International Conference on Consumer Electronics (ICCE2024) Committee Member
- 2023/10 - 第31回マルチメディア通信と分散処理ワークショップ(DPSWS2023) プログラム委員
- 2023/09 - 17th International Workshop on Informatics (IWIN2023) Program Committee Member
- 2023/09 - 17th International Workshop on Informatics (IWIN2023) Publicity Chair
- 2023/06 - 7th IEEE International Workshop on Big data and IoT Security in Smart Computing (BITS2023) Technical Program Committee Member
- 2021/04 - 2023/03 情報処理学会モバイルコンピューティングと新社会システム(MBL)研究会 特任委員
- 2023/02 - Journal of Information Processing (JIP), Special issue of "Network Services and Distributed Processing" Editor
- 2022/10 - 第30回マルチメディア通信と分散処理ワークショップ(DPSWS2022) プログラム委員
- 2022/08 - 16th International Workshop on Informatics (IWIN2022) Publicity Chair
- 2018/04 - 2022/03 情報処理学会ユビキタスコンピューティングシステム(UBI)研究会 運営委員
- 2022/03 - 第26回情報処理学会シンポジウム INTERACTION 2022 広報副委員長
- 2022/02 - Journal of Information Processing (JIP), Special issue of "Network Services and Distributed Processing" Editor
- 2021/11 - 4th International Workshop on Mobile Ubiquitous Systems, Infrastructures, Communications and AppLications (MUSICAL2021 Fall) Program Committee Member
- 2021/11 - 第29回マルチメディア通信と分散処理ワークショップ(DPSWS2021) プログラム委員
- 2021/10 - Journal of Information Processing (JIP), Special issue of "Ubiquitous Computing Systems (X)" Editor
- 2021/09 - 15th International Workshop on Informatics (IWIN2021) Program Committee Member
- 2021/09 - 15th International Workshop on Informatics (IWIN2021) Publicity Chair
- 2017/04 - 2021/03 情報処理学会モバイルコンピューティングとパーベイシブシステム(MBL)研究会 特任委員
- 2021/01 - 3rd International Workshop on Mobile Ubiquitous Systems, Infrastructures, Communications and AppLications (MUSICAL2021) Program Committee Member
- 2020/12 - 7th International Conference on Information Science and Control Engineering (ICISCE2020) Program Committee Member
- 2020/12 - IEICE Transactions on Information and Systems: "Special Section on Parallel and Distributed Computing and Networking" Guest Associate Editor
- 2020/11 - 第28回マルチメディア通信と分散処理ワークショップ(DPSWS2020) プログラム委員
- 2020/10 - Journal of Information Processing (JIP), Special issue of "Ubiquitous Computing Systems (IX)" Editor
- 2020/09 - International Workshop on Informatics (IWIN2020) Program Committee Member
- 2020/09 - International Workshop on Informatics (IWIN2020) Publicity Chair
- 2019/12 - 6th International Conference on Information Science and Control Engineering (ICISCE2019) Program Committee Member
- 2019/12 - IEICE Transactions on Information and Systems: "Special Section on Parallel and Distributed Computing and Networking" Guest Associate Editor
- 2019/10 - Journal of Information Processing (JIP), Special issue of "Ubiquitous Computing Systems (VIII)" Editor
- 2019/09 - International Workshop on Informatics (IWIN2019) Publicity Chair
- 2019/09 - 第18回情報科学技術フォーラム (FIT2019) 研究専門委員会担当委員
- 2019/08 - 10th International Symposium on IT in Medicine and Education (ITME2019) Program Committee Member
- 2019/03 - 2nd International Workshop on Mobile Ubiquitous Systems, Infrastructures, Communications and AppLications (MUSICAL2019) Program Committee Member
- 2018/12 - IEICE Transactions on Information and Systems: "Special Section on Parallel and Distributed Computing and Networking" Guest Associate Editor
- 2018/10 - 9th International Symposium on IT in Medicine and Education (ITME2018) Program Committee Member
- 2018/10 - 11th International Conference on Mobile Computing and Ubiquitous Networking (ICMU2018) Financial Co-Chair
- 2018/09 - International Workshop on Informatics (IWIN2018) Program Committee Member
- 2018/09 - International Workshop on Informatics (IWIN2018) Publicity Chair
- 2018/09 - 3th International Workshop on Security (IWSEC2018) Web and System Co-Chair,
- 2018/07 - 5th International Conference on Information Science and Control Engineering (ICISCE2018) Program Committee Member,
- 2014/04 - 2018/03 情報処理学会コンピュータセキュリティ(CSEC) 研究会 運営委員
- 2018/01 - Journal of Information Processing (JIP), Special issue of "Intelligent Transportation Systems and Mobile Communication toward Super Smart Society" Editor
- 2017/12 - International Journal of Informatics Society (IJIS), Vol.9, No.3 Guest Editor
- 2017/10 - 2017 International Conference on Networking and Network Applications (NaNA2017) Technical Program Committee Member
- 2017/10 - 10th International Conference on Mobile Computing and Ubiquitous Networking (ICMU2017) Financial Co-Chair
- 2017/09 - International Workshop on Informatics (IWIN2017) Program Committee Member
- 2017/09 - International Workshop on Informatics (IWIN2017) Publicity Chair
- 2017/08 - 12th International Workshop on Security (IWSEC2017) Web and System Co-Chair
- 2017/07 - 3rd International Conference on Information Science and Control Engineering (ICISCE2016) Program Committee Member
- 2017/07 - 4th International Conference on Information Science and Control Engineering (ICISCE2017) Program Committee Member
- 2015/04 - 2017/03 情報処理学会モバイルコンピューティングとパーベイシブシステム(MBL)研究会 運営委員
- 2016/12 - 8th International Symposium on IT in Medicine and Education (ITME2016) Program Committee Member
- 2016/11 - International Workshop on Mobile Ubiquitous Systems, Infrastructures, Communications and AppLications (MUSICAL'16) Technical Program Committee Member
- 2016/08 - International Workshop on Informatics (IWIN2016) Program Committee Member
- 2016/08 - International Workshop on Informatics (IWIN2016) Publicity Chair
- 2016/07 - 2016 International Conference on Networking and Network Applications (NaNA2016) Technical Program Committee Member
- 2016/07 - マルチメディア,分散,協調とモバイル(DICOMO2016)シンポジウム プログラム委員
- 2016/07 - 2016 International Conference on Networking and Network Applications (NaNA2016) Local Arrangement Chair
- 2015/11 - 7th International Symposium on IT in Medicine and Education (ITME2015) Program Committee Member
- 2015/09 - International Workshop on Informatics (IWIN2015) Program Committee Member
- 2015/09 - International Workshop on Informatics (IWIN2015) Publicity Chair
- 2015/04 - 2nd International Conference on Information Science and Control Engineering (ICISCE2015) Program Committee Member
- 2013/04 - 2015/03 情報処理学会モバイルコンピューティングとユビキタス通信(MBL)研究会 運営委員
- 2015/01 - 8th International Conference on Mobile Computing and Ubiquitous Networking (ICMU2015) Local Arrangement Co-Chair
- 2014/09 - International Workshop on Informatics (IWIN2014) Program Committee Member,
- 2014/07 - マルチメディア,分散,協調とモバイル(DICOMO2014)シンポジウム プログラム委員
- 2014/06 - 函館市ICT活用教育研究事業に係る業務委託業者選定プロポーザル審査会 審査委員
- 2014/04 - 2014 International Conference on Information Science, Electronics and Electrical Engineering (ISEEE2014) Program Committee Member
- 2014/04 - 2014 International Conference on Information Science, Electronics and Electrical Engineering (ISEEE2014) Local Arrangement Co-Chair
- 2014/02 - 文部科学省科学技術・学術政策研究所科学技術動向研究センター科学技術専門家ネットワーク 専門調査員 専門調査員
- 2013/09 - International Workshop on Informatics (IWIN2013) Program Committee Member
- 2013/07 - 5th International Symposium on IT in Medicine and Education (ITME2013) Program Committee Member
- 2012/09 - International Workshop on Informatics (IWIN2012) Program Committee Member
- 2012/09 - 第10回情報科学技術フォーラム(FIT2011) 現地実行委員
- 2012/08 - 4th International Symposium on IT in Medicine & Education (ITME2012) Program Committee Member
- 2012/08 - 4th International Symposium on IT in Medicine & Education (ITME2012) Local Arrangement Co-Chair
- 2012/05 - 2012 IEEE International Conference on Computer Science and Automation Engineering (CSAE2012) Program Committee Member
- 2010/06 - 3rd IEEE International Symposium on Trust, Security and Privacy for Emerging Applications (TSP2010) Program Committee Member
- 2009/10 - 2009 IEEE International Symposium on Trust, Security and Privacy for Pervasive Applications (TSP2009) Program Committee Member
- 2008/12 - 2008 IEEE/IFIP International Symposium on Trust, Security and Privacy for Pervasive Applications (TSP2008) Program Committee Member