- 2019/06 - 2023/06 日本知能情報ファジィ学会 評議員
- 2019/04 - 2023/03 日本知能情報ファジィ学会 北海道支部 監事
- 2021/01 - 2022/12 IEEE, Sapporo Section, Executive Committee Member
- 2022/01 - 2022/10 Information Processing & Management Conference 2022, Thematic Track on Science Behind Neural Language Models, Editorial Board Member
- 2021/10 - 2022/06 The 13th International Conference on Language Resources and Evaluation (LREC 2022), Scientific Committee Member
- 2021/03 - 2022/06 NTCIR-16 QA Lab PoliInfo 3,Adviser
- 2021/01 - 2021/12 IJCAI 2021 Workshop on The Fifth Linguistic and Cognitive Approaches to Dialogue Agents (LaCATODA 2021), Program Committee Member
- 2020/01 - 2020/12 2020 Annual International Conference on Brain-Inspired Cognitive Architectures for Artificial Intelligence (BICA*AI 2020), Program Committee Member
- 2020/01 - 2020/12 IJCAI 2020 Workshop on The Fifth Linguistic and Cognitive Approaches to Dialogue Agents (LaCATODA 2020), Program Committee Member
- 2020/01 - 2020/12 2020 Annual International Conference on Brain-Inspired Cognitive Architectures for Artificial Intelligence (BICA*AI 2020) Program Committee Member
- 2020/01 - 2020/12 IJCAI 2020 Workshop on The Fifth Linguistic and Cognitive Approaches to Dialogue Agents (LaCATODA 2020) Program Committee Member
- 2019/09 - 2020/12 NTCIR-15 QA Lab PoliInfo 2,Adviser
- 2019/09 - 2020/12 NTCIR-15 QA Lab PoliInfo 2 Adviser
- 2019/01 - 2020/12 The Thirty-Fourth AAAI Conference on Artificial Intelligence (AAAI 2020), Program Committee Member
- 2019/01 - 2020/12 The Thirty-Fourth AAAI Conference on Artificial Intelligence (AAAI 2020) Program Committee Member
- 2019/10 - 2020/05 The 12th International Conference on Language Resources and Evaluation (LREC 2020), Scientific Committee Member
- 2019/10 - 2020/05 The 12th International Conference on Language Resources and Evaluation (LREC 2020) Scientific Committee Member
- 2019/04 - 2020/03 電子情報通信学会 北海道支部委員
- 2019/04 - 2020/03 北海道介護ロボットのニーズ・シーズ連携協調協議会(厚生労働省委託事業) 2019年度委員
- 2019/01 - 2019/12 2019 Conference on Empirical Methods in Natural Language Processing and 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP 2019), Reviewer
- 2019/01 - 2019/12 2019 Conference on Empirical Methods in Natural Language Processing and 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP 2019) Reviewer
- 2019/01 - 2019/12 The 10th IEEE International Conference on Awareness Science and Technology (iCAST 2019 Program Committee Member
- 2019/01 - 2019/12 Conference of the Pacific Association for Computational Linguistics (PACLING 2019) Program Committee Member
- 2019/01 - 2019/12 電子情報通信学会 2019年度代議員
- 2019/01 - 2019/12 The 56th Annual Meeting of the Association for Computational Linguistics (ACL 2019) Reviewer
- 2019/01 - 2019/12 IJCAI 2019 Workshop on The Fifth Linguistic and Cognitive Approaches to Dialogue Agents (LaCATODA 2019) Program Committee Member
- 2019/01 - 2019/12 2019 Annual International Conference on Biologically Inspired Cognitive Architectures (BICA 2019) Program Committee Member
- 2018/02 - 2019/10 総務省「情報通信技術の研究開発の評価に関する会合評価検討会」 構成員
- 2018/04 - 2019/03 電子情報通信学会 北海道支部長
- 2018/04 - 2018/12 平成30年度電気・情報関係学会北海道支部連合大会 実行委員長
- 2018/01 - 2018/12 The SIGNLL Conference on Computational Natural Language Learning (CoNLL 2018) Program Committee Member
- 2018/01 - 2018/12 The 9th IEEE International Conference on Awareness Science and Technology (iCAST 2018) Program Committee Member
- 2018/01 - 2018/12 2018 Annual International Conference on Biologically Inspired Cognitive Architectures (BICA 2018) Program Committee Member
- 2018/01 - 2018/07 The 56th Annual Meeting of the Association for Computational Linguistics (ACL 2018) Program Committee Member
- 2017/09 - 2018/05 11th edition of the Language Resources and Evaluation Conference (LREC 2018) Scientific Committee Member
- 2017/04 - 2018/03 日本知能情報ファジィ学会 北海道支部長
- 2018 - 2018 IJCAI-ECAI 2018 Workshop on The Fourth Linguistics and Cognitive Approaches to Dialogue Agents(LaCATODA 2018) Program Committee Member
- 2017 - 2017 IJCAI 2017 Workshop on The 3rd Linguistics and Cognitive Approaches to Dialogue Agents(LaCATODA 2017) Program Committee Member
- 2017 - 2017 Conference of the Pacific Association for Computational Linguistics (PACLING 2017) Program Committee Member
- 2017 - 2017 2017 Annual International Conference on Biologically Inspired Cognitive Architectures (BICA 2017) Program Committee Member
- 2017 - 2017 The Second Workshop on Processing Emotions, Decisions and Opinions (EDO 2017) Program Committee Member
- 2015/10 - 2016/11 日本学術振興会科学研究費委員会 専門委員
- 2014/10 - 2015/11 日本学術振興会科学研究費委員会 専門委員
- 2013/01 - 2014/12 電子情報通信学会 会誌編集委員会委員
- 2013/03 - 2014/05 言語処理学会 第20回年次大会 現地委員長
- 2011 - 電子情報通信学会 北海道支部評議員
- 2005 - 2010 The Institute of Electrical and Electronics Engineering(IEEE) 札幌支部理事
- 2005 - 2010 言語処理学会 評議員
- 2004 - 2008 電子情報通信学会 論文誌DII 編集委員
- 2002/06 - 2006/03 言語処理学会 理事
- 2004 - 2005 The Institute of Electrical and Electronics Engineering(IEEE) 札幌支部監査
- 2004 - 言語処理学会 第11回年次大会プログラム委員長
- 2001 - 2003 ACL, 41st Annual Meeting of the Association for Computational Linguistics Local Organization Chair
- 2000 - 2003 Association for Computational Linguistics(ACL) 41st Annual Meeting of the Association for Computational Linguistics, Local Organization Chair
- 1997 - 2003 電子情報通信学会 言語理解とコミュニケーション研究会 専門委員
- 2003 - The International Association of Science and Technology for Development(IASTED) International Conference on Computational Intelligence, International Program Committee member
- 2000 - 2002 言語処理学会 評議員
- 2001 - The Institute of Electrical and Electronics Engineering(IEEE) Information Technology & Applications, International Advisory Committee member
- 2000 - The International Association of Science and Technology for Development(IASTED) International Journal of Computers and Applications, ACTA Press, Reviewer
- 2000 - The International Association of Science and Technology for Development(IASTED) Artificial and Computational Intelligence, Program Committee member
- 2000 - The International Association of Science and Technology for Development(IASTED) Artificial Intelligence and Expert Systems, Technical Committee member
- 2000 - The Institute of Electrical and Electronics Engineering(IEEE) Natural Language Processing and Knowledge Engineering, International Program Committee member
- 1997 - 1999 情報処理学会 北海道支部幹事
- 1999 - The International Association of Science and Technology for Development(IASTED) Applied Informatics, Program Committee member
- 1999 - The International Association of Science and Technology for Development(IASTED) Artificial Intelligence and Soft Computing, Program Committee member
- 1995 - 1998 情報処理学会 自然言語処理研究会 連絡委員