| 2011-03 -- 2011-06 | The 1st International Conference on Terminology, Languages, and Content Resources (LaRC 2011), Program Committee | The 1st International Conference on Terminology, Languages, and Content Resources (LaRC 2011), Program Committee Member |
| 2011-01 -- 2011-06 | The 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies (ACL-HLT 2011), | Program Committee Member |
| 2011-01 -- 2011-06 | | The 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies, Demo Committee Member |
| 2011-03 -- 2011-09 | MT Summit XIII, 2011, Program Committee | MT Summit XIII, 2011, Program Committee Member |
| 2011-03 -- 2011-09 | MT Summit XIII 4th Workshop on Patent Translation, 2011 | MT Summit XIII 4th Workshop on Patent Translation, 2011/Program Committee Member |
| 2010-04 -- 2010-12 | 第1回特許情報シンポジウム | 第1回特許情報シンポジウム, プログラム委員 |
| 2012-04 -- 2012-12 | The International Workshop on Social Networks and Data Processing (SNDP’2012), 2012, Program Committee | The International Workshop on Social Networks and Data Processing (SNDP’2012), 2012, Program Committee Member. |
| 2011-11 -- 2012-02 | 日本特許情報機構 | 「特許文献の機械翻訳のための辞書整備に関する調査委員会」委員 |
| 2011-06 -- 2012-12 | THE ASSOCIATION FOR NATURAL LANGUAGE PROCESSING | 論文誌「自然言語処理」特集号「情報アクセスのための言語処理とその評価」編集委員 |