| 2004 -- 2006 | 情報処理学会 | 論文誌（ジャーナル）編集委員 |
| 2008 -- (現在) | | Webとデータベースに関するフォーラム (WebDB Forum) 実行委員 |
| 2008 -- 2008 | | データ工学ワークショップ (DEWS) プログラム委員会幹事 |
| 2009 -- 2009 | The 20th Int'l Conference on Database and Expert Systems Applications (DEXA 2009) | The 20th Int'l Conference on Database and Expert Systems Applications (DEXA 2009)/Program Committee |
| 2008 -- 2008 | | The 14th Int'l Conference on Database Systems for Advanced Applications (DASFAA 2009) /Program Committee |
| 2009 -- 2009 | Institute of Electrical and Electronics Engineers (IEEE) | The IEEE 23rd International Conference on Advanced Information Networking and Applications (AINA 2009) Program Committee |
| 2009 -- 2009 | | The 15th Int'l Conference on Database Systems for Advanced Applications (DASFAA 2010) Program Committee |
| 2010 -- 2010 | | The 21st International Conference on Database and Expert Systems Applications (DEXA 2010) Program Committee |
| 2011 -- 2011 | | The 25th International Conference on Advanced Information Networking and Applications (AINA 2011) Program Committee |
| 2011 -- 2011 | | The 22nd International Conference on Database and Expert Systems Applications (DEXA 2011) Program Committee |
| さらに表示... |