Conference Organization
| Year | Venue | Role |
|---|---|---|
| 2022-2023 | NTCIR-17 | Program Co-Chairs |
| 2022 | ACM CHIIR 2022 | Short Papers Program Co-Chairs |
| 2020-2022 | NTCIR-16 | Program Co-Chairs |
| 2019 | KJDB 2019 | Local Co-Chairs |
| 2019 | IEEE BigComp 2019 | Web Chair |
| 2018-2019 | NTCIR-14 | Task Organizer |
| 2018 | ACM IUI 2018 | Proceedings Co-Chairs |
| 2017 | ACM SIGIR 2017 | Demo Co-Chairs |
| 2017 | ASSIA 2017 | Co-Organizers |
| 2016-2017 | NTCIR-13 | Task Organizer |
| 2014-2015 | NTCIR-12 | Task Organizer |
| 2015 | iDB Workshop 2015 | Excursion Vice-Chair |
| 2013 | KJDB 2013 | Registration & Liaison Chair |
| 2013 | SocInfo 2013 | Local Arrangement Co-Chairs |
| 2015 | iDB Workshop 2013 | International Relationship Chair |
| 2013-2014 | NTCIR-11 | Task Organizer |
| 2012-2013 | NTCIR-10 | Task Organizer |
Program Committee Member
- 2025
- SIGIR, SIGIR-AP, WSDM
- 2024
- CHIIR
- 2023
- SIGIR, CIKM, SIGIR-AP
- 2022
- WSDM, SIGIR, CIKM
- 2021
- AAAI, CHIIR, CIKM, SIGIR, TheWebConf, WSDM
- 2020
- AAAI, CHIIR, CIKM, EMNLP, SIGIR, TheWebConf
- 2019
- AIRS, ACL, CHIIR, CIKM, EMNLP, ISM, IEEE ICME, ICADL, PAKDD, SIGIR
- 2018
- ACL, AIRS, CIKM, EMNLP, IPSJ Interaction, ISM, PAKDD
- 2017
- AIRS, ACM CIKM, IPSJ Interaction, ISM, PAKDD, SIGIR, WISE, WISS,
- 2016
- AIRS, SPIRE, WISE, WISS
- 2015
- AIRS, Ecol@CIKM, NWSearch@CIKM, WISS
- 2014
- WISS
- 2013
- OAIR, WISS
Editorial Board
| Year | Publication | Role |
|---|---|---|
| 2019-Present | Information Retrieval Journal | Editorial Board Member |
| 2017-2020 | Information Processing Society of Japan | Editorial Board Member |
| 2017-Present | IEICE Journal: Special Section on Data Engineering and Information Management | Editorial Board Member |
| 2016-2019 | IPSJ Transaction on Databases | Editorial Board Member |
| 2016 | The Japanese Society for Artificial Intelligence Special Issue on Web Intelligence and Interaction 2017 | Editorial Board Member |
| 2014 | The Japanese Society for Artificial Intelligence Special Issue on New Directions of Web Intelligence and Interaction | Editorial Board Member |
Membership
| Year | Organization | Role |
|---|---|---|
| 2017-Present | Tokyo ACM SIGIR Chapter | Member |
| 2013-Present | ACM SIGIR | Member |