- 2019 - 現在 Member, Technical Committee of Network Virtualization (NV), IEICE Communications Society
- 2018 - 現在 Member, Technical Committee of Network System (NS), IEICE Communications Society
- 2017 - 現在 Member, Technical Program Committee, International Conference on Future Networks (CFI) 2017, 2018, 2019
- 2017 - 現在 Member, Technical Program Committee, IEEE Conference on Local Computer Networks (LCN) 2017, 2018, 2019
- 2017 - 現在 Member, Technical Program Committee, IEEE World Forum on Internet of Things (WF-IoT), 2017, 2018, 2019
- 2017 - 現在 Member, Technical Program Committee, Global Internet of Things Summit (GIoTS), 2017
- 2016 - 現在 Member, Technical Program Committee, Cloudification of Internet of Things (CIoT) 2016, 2017, 2018
- 2015 - 現在 Member, Technical Program Committee, IEEE International Conference on Network Softwarization (NetSoft) 2015, 2016, 2017, 2018
- 2013 - 現在 Member, Technical Progam Committee, Asia-Pacific Conference on Copmmunications (APCC) 2013, 2015, 2016, 2019
- 2013 - 現在 Member, Technical Program Committee, International Conference on Connected Vehicles and Expo (ICCVE) 2013, 2014, 2015, 2016, 2017, 2018, 2019
- 2011 - 現在 Member, Technical Program Committe, ITU Kaleidoscope Academic Conference 2011, 2013, 2014, 2015, 2016, 2017, 2018, 2019
- 2011 - 現在 Member, Technical Program Committee, IEEE Global Communications Conference (Globecom) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
- 2011 - 現在 Member, Technical Program Committee, IEEE International Conference on Communications (ICC) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
- 2012 - 2017 Associate Editor, IEICE Transactions on Communications
- 2012 - 2017 Member, Technical Committee on Information Networks (IN), IEICE Communications Society
- 2011 - 2017 Member, Technical Program Committee, IEEE INFOCOM Workshop on Mobility Management in the Networks of the Future World (MobiWorld) 2011, 2015, 2016, 2017
- 2013 - 2015 Member, Technical Program Committee, International Conference on Ubiquitous and Future Networks (ICUFN) 2013, 2014, 2015
- 2013 - Guest Editor, Elsevier Computer Network - Special Issue on Security and identity architecture for the future Internet