- 2024/01 - 2024/10 The 43rd International Symposium on Reliable Distributed Systems (SRDS 2024) Program committee member
- 2023/06 - 2024/05 人事院 2024 年度国家公務員採用総合職試験 試験専門委員
- 2020/06 - 2024/05 電子情報通信学会 電子情報通信学会基礎・境界ソサイエティ 和文・英文論文誌 編集委員
- 2023/06 - 2023/12 International Conference on Principles of Distributed Systems (OPODIS 2023) Program committee member, International Conference on Principles of Distributed Systems (OPODIS 2020)
- 2023/04 - 2023/12 International Symposium on Algorithm and Computation (ISAAC 2023) Program committee member, International Symposium on Algorithm and Computation (ISAAC 2023)
- 2023/01 - 2023/07 ACM Symposium on Principle of Distributed Computing (PODC 2023) Program committee member, ACM Symposium on Principle of Distributed Computing (PODC 2020)
- 2023/01 - 2023/06 International Colloquium on Structural Information and Communication Complexity (SIROCCO 2023) Program committee member, International Colloquium on Structural Information and Communication Complexity (SIROCCO 2021)
- 2022/06 - 2023/05 人事院 2023 年度国家公務員採用総合職試験 試験専門委員
- 2021/04 - 2023/03 情報処理学会 関西支部 運営委員会 幹事
- 2022/06 - 2022/11 International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS2022), Program committee member
- 2022/01 - 2022/06 Program committee member, International Conference on Fun with Algorithms (FUN2022)
- 2021/06 - 2022/06 人事院 2022 年度国家公務員採用総合職試験 試験専門委員
- 2021/04 - 2022/01 Program committee member, International Conference on Distributed Computing and Networking (ICDCN 2022)
- 2021/04 - 2021/11 Program committee member, International Symposium On Reliable Distributed Systems (SRDS2021)
- 2021/03 - 2021/07 Program committee member, International Workshop on Combinatorial Algorithms (IWOCA 2021)
- 2021/01 - 2021/07 International Colloquium on Structural Information and Communication Complexity (SIROCCO 2021) Program committee member, International Colloquium on Structural Information and Communication Complexity (SIROCCO 2021)
- 2020/12 - 2021/07 Program committee member, International Conference on Distributed Computing Systems (ICDCS 2021)
- 2020/07 - 2021/01 Program committee member, International Conference on Distributed Computing and Networking (ICDCN 2021)
- 2020/06 - 2020/12 I Program committee member, International Conference on Principles of Distributed Systems (OPODIS 2020)
- 2020/01 - 2020/07 Program committee member, 27th International Colloquium on Structural Information and Communication Complexity (SIROCCO 2020)
- 2020/01 - 2020/07 Program committee member, ACM Symposium on Principle of Distributed Computing (PODC 2020)
- 2017/03 - 2019/03 電子情報通信学会 電子情報通信学会英文論文誌「理論計算機科学 (FCS)」小特集号 編集委員長
- 2018/04 - 2018/12 Program committee chair, International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2018)
- 2018/01 - 2018/07 Program committee member, International Colloquium on Structural Information and Communication Complexity (SIROCCO 2018)
- 2017/04 - 2017/11 Program committee member, International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2017)
- 2016/03 - 2017/03 電子情報通信学会 電子情報通信学会英文論文誌「理論計算機科学 (FCS)」小特集号 編集委員
- 2016/04 - 2016/11 Program committee member, International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2016)
- 2015/03 - 2016/03 電子情報通信学会 電子情報通信学会英文論文誌「理論計算機科学 (FCS)」小特集号 編集委員
- 2015/04 - 2015/11 Program committee member, International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2015)
- 2015/01 - 2015/07 Program committee member, International Colloquium on Structural Information and Communication Complexity (SIROCCO 2015)
- 2014/04 - 2014/11 Program committee member, International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2014)
- 2014/01 - 2014/07 Program committee member and Organization Chair, International Colloquium on Structural Information and Communication Complexity (SIROCCO 2014)
- 2013/03 - 2014/03 電子情報通信学会 電子情報通信学会英文論文誌「理論計算機科学 (FCS)」小特集号 編集委員
- 2012/07 - 2013/12 電子情報通信学会 電子情報通信学会英文誌D「並列分散コンピューティングとネットワーキング小特集号」 編集委員
- 2013/04 - 2013/11 Track Chair, International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2013)
- 2012/09 - 2013/06 電子情報通信学会 電子情報通信学会英文論文誌A「離散数学とその応用小特集号」 編集委員
- 2012/01 - 2013/03 電子情報通信学会 電子情報通信学会英文論文誌「理論計算機科学 (FCS)」小特集号 編集委員
- 2012/04 - 2012/11 Program committee member, International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2012)
- 2011/01 - 2011/07 Program committee member, International Colloquium on Structural Information and Communication Complexity (SIROCCO)