-
2022.2.19 - 2022.2.22
2022 11th International Conference on Information and Electronics Engineering
Co-chair of the Scientific Committee
-
2021.12.9 - 2022.12.13
Asia Pacific Society for Computing and Information Technology 2019 Annual Meeting
General Conference Chair
-
2021.10.13 - 2021.10.16
The third International Workshop on Nonlinear Analysis and Applications 2021
A member of the editorial board for IWNAA2021
-
2021.7.23 - 2021.7.25
2021 4th International Conference on Data Science and Information Technology
Program Committee Chair
-
2021.5.20 - 2021.5.22
2021 2nd International Conference on Computing, Networks and Internet of Things
Co-chair of the Scientific Committee
-
2021.4.23 - 2021.4.25
2021 3rd International Conference on Advances in Computer Technology, Information Science and Communications
Co-chair of the 2021 3rd International Conference on Advances in Computer Technology, Information Science and Communications
-
2021.4.1 - 2022.3.31
The Editorial Board for Results in Nonlinear Analysis
Editor-in-chief of the editorial board for Results in Nonlinear Analysis
-
2021.4.1 - 2022.3.31
The Editorial Board for Results in Nonlinear Analysis
The vice president of the section of the Advances in the Theory of Nonlinear Analysis and its Application of Dergipark
-
2021.4.1 - 2022.3.31
The Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2021.4.1 - 2022.3.31
The Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board for Journal of Nonlinear and Convex Analysis
-
2021.4.1 - 2022.3.31
The Editorial Board for Linear and Nonlinear Analysis
A member of the editorial board for Linear and Nonlinear Analysis
-
2021.4.1 - 2022.3.31
Graphy Publications (Computer and Software Engineering Section)
The vice president of the editorial board for International Journal of Computer and Software Engineering
-
2021.4.1 - 2022.3.31
Graphy Publications
An executive member of the break-out session for Wireless LAN and Mobile Network and Their Applications of the editorial board for International Journal of Computer and Software Engineering
-
2020.10.27 - 2020.10.29
2020 International Conference on Control, Robotics and Intelligent System
Co-chair of the Program Committee
-
2020.8.27 - 2020.8.29
Asia Pacific Society for Computing and Information Technology 2019 Annual Meeting
General Conference Chair
-
2020.7.24 - 2020.7.26
The Third International Conference on Data Science and Inforamation Technology 2020
Program Committee Chair
-
2020.7.10 - 2020.7.12
2020 2nd International Conference on Advances in Computer Technology, Information Science and Communications
Co-chair of the Scientific Committee
-
2020.4.1 - 2021.3.31
The Editorial Board for Results in Nonlinear Analysis
Editor-in-chief of the editorial board for Results in Nonlinear Analysis
-
2020.4.1 - 2021.3.31
The Editorial Board for Results in Nonlinear Analysis
A member of the editorial board for Advances in the Advances in the Theory of Nonlinear Analysis and its Application
-
2020.4.1 - 2021.3.31
The Editorial Board for Linear and Nonlinear Analysis
A member of the editorial board for Linear and Nonlinear Analysis
-
2020.4.1 - 2021.3.31
The Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board for Journal of Nonlinear and Convex Analysis
-
2020.4.1 - 2021.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2020.4.1 - 2021.3.31
The Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2020.4.1 - 2021.3.31
International Association for Applied Science and Engineering
A member of the steering committee for a series of the international conferences organized by IAASE
-
2020.3.23 - 2021.3.31
Graphy Publications
An executive member of the break-out session for Wireless LAN and Mobile Network and Their Applications of the editorial board for International Journal of Computer and Software Engineering
-
2020.3.1 - 2020.9.30
Networking Academy Instructors' Meeting 2020
A member of the organizing committee and the program committee for NAIM2020
-
2020.2.13 - 2021.3.31
Graphy Publications
A member of the editorial board for International Journal of Computer and Software Engineering
-
2019.12.20 - 2019.12.23
2019 International Conference for Top and Emerging Computer Scientists
Confeference Chair
-
2019.7.26 - 2019.7.29
Asia Pacific Society for Computing and Information Technology 2019 Annual Meeting
Confeference Chair
-
2019.4.1 - 2020.3.31
International Association for Applied Science and Engineering
A member of the steering committee for a series of the international conferences organized by IAASE
-
2019.4.1 - 2020.3.31
The Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2019.4.1 - 2020.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2019.4.1 - 2020.3.31
The Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board for Journal of Nonlinear and Convex Analysis
-
2019.4.1 - 2020.3.31
The Editorial Board for Linear and Nonlinear Analysis
A member of the editorial board for Linear and Nonlinear Analysis
-
2019.3.15 - 2019.3.17
2019 International Conference on Advances in Computer Technology, Information Science and Communications
Conference Vice Chair
-
2019.3.1 - 2019.9.30
Networking Academy Instructors' Meeting 2019
A member of the organizing committee and the program committee for NAIM2019
-
2019.2.28 - 2019.3.3
2019 International Conference for Leading and Young Computer Scientists
Conference Chair
-
2018.12.23 - 2018.12.26
2018 International Conference for Top and Emerging Computer Scientists
Conference Vice Chair
-
2018.12.21 - 2018.12.24
2018 International Conference for Top and Emerging Computer Scientists
Confeference Chair
-
2018.8.16 - 2018.8.19
2018 International Symposium for Advanced Computing and Information Technology
Confeference Chair
-
2018.5.1 - 2019.4.30
The Scientific Committee for the International Conference on Fixed Point Theory and Applications
A member of the Scientific Committee
-
2018.4.1 - 2019.3.31
International Association for Applied Science and Engineering
A member of the steering committee for a series of the international conferences organized by APSCIT
-
2018.4.1 - 2019.3.31
Asia Pacific Society for Computing and Information Technology
Fellow, A member of the steering committee for a series of the international conferences organized by APSCIT
-
2018.4.1 - 2019.3.31
The Editorial Board for Linear and Nonlinear Analysis
A member of the editorial board for Linear and Nonlinear Analysis
-
2018.4.1 - 2019.3.31
The Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board for Journal of Nonlinear and Convex Analysis
-
2018.4.1 - 2019.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2018.4.1 - 2019.3.31
The Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2018.4.1 - 2019.3.31
the Editorial Board for Results in Nonlinear Analysis
A member of the editorial board
-
2018.3.1 - 2018.8.31
Networking Academy Instructors' Meeting 2018
A member of the organizing committee and the program committee for NAIM2018
-
2017.12.1 - 2018.3.31
the Editorial Board for Results in Nonlinear Analysis
A member of the editorial board
-
2017.4.1 - 2018.3.31
the Editorial Board for Results in Nonlinear Analysis
A member of the editorial board
-
2017.4.1 - 2018.3.31
the Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2017.4.1 - 2018.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2017.4.1 - 2018.3.31
The Editorial Board for Linear and Nonlinear Analysis
A member of the editorial board for Linear and Nonlinear Analysis
-
2017.4.1 - 2018.3.31
The Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board for Journal of Nonlinear and Convex Analysis
-
2017.3.1 - 2017.8.31
Networking Academy Instructors' Meeting 2017
A member of the organizing committee and the program committee for NAIM2017
-
2017.3.1 - 2018.2.28
The Tenth International Conference on Nonlinear Analysis and Convex Analysis
Co-organizer and Co-chair person
-
2016.10.1 - 2017.9.30
The Tenth International Conference on Nonlinear Analysis and Convex Analysis
A member of the scientific committee for the International Conference on Fised Point Theory and Its Applications
-
2016.4.1 - 2017.3.31
The Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board for Journal of Nonlinear and Convex Analysis
-
2016.4.1 - 2017.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2016.3.1 - 2017.8.31
Networking Academy Instructors' Meeting 2017
A member of the organizing committee and the program committee for NAIM2015
-
2016.3.1 - 2017.2.28
The Fifth Asian Conference on Nonlinear Analysis and Optimization
A member of Internatilal Program Committee
-
2016.3.1 - 2017.2.28
The annual symposium on nonlinear analysis and convex analysis held at Kyoto University(translated into English)
The Representative of the global organizing committee on the annual symposiums held at Kyoto University in 2004
-
2015.4.1 - 2016.3.31
the Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2015.4.1 - 2016.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2015.4.1 - 2016.3.31
the Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board for Journal of Nonlinear and Convex Analysis
-
2015.4.1 - 2016.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2015.3.1 - 2016.8.31
Networking Academy Instructors' Meeting 2016
A member of the organizing committee and the program committee for NAIM2015
-
2014.9.1 - 2015.8.31
International Conference on Fixed Point Theory and Applications
A Member of the scientific committee
-
2014.4.1 - 2015.3.31
International Society for Mathematical Sciences
A member of the editorial board for Scienticae Mathematicae Japonicae
-
2014.4.1 - 2015.3.31
the Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board for Far East Journal of Dynamical Systems
-
2014.3.1 - 2015.8.31
Networking Academy Instructors' Meeting 2015
A member of the organizing committee and the program committee for NAIM2014
-
2014.3.1 - 2015.2.28
ICM2014 satellite conference, The fourth Asian conference on nonlinear analysis and optimization
A member of the scientific committee
-
2014.3.1 - 2015.2.28
The Ninth International Conference on Nonlinear Analysis and Convex Analysis
A member of the international program committee
-
2014.3.1 - 2015.2.28
The annual symposium on nonlinear analysis and convex analysis held at Kyoto University(translated into English)
The Representative of the global organizing committee on the annual symposium "Nonlinear Analysis and Convex Analysis" held at Kyoto University
-
2014.3.1 - 2015.2.28
The annual symposium on nonlinear analysis and convex analysis held at Kyoto University(translated into English)
The Representative of the global organizing committee on the annual symposiums held at Kyoto University in 2004
-
2014.3.1 - 2015.2.28
The Fourth Asian Conference on Nonlinear Analysis and Optimization
A member of Internatilal Program Committee
-
2013.4.1 - 2014.3.31
the Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2013.4.1 - 2014.3.31
the Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board
-
2013.4.1 - 2014.3.31
International Society for Mathematical Science
A member of the editorial board
-
2013.3.1 - 2014.8.31
Networking Academy Instructors' meeting 2014
A member of the organizing committee and the program committee for NAIM2014
-
2012.4.1 - 2013.3.31
the Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2012.4.1 - 2013.3.31
the Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board
-
2012.4.1 - 2013.3.31
International Society for Mathematical Science
A member of the editorial board
-
2012.3.1 - 2013.8.31
Networking Academy Instructors' meeting 2013
A member of the organizing committee and the program committee for NAIM2014
-
2012.3.1 - 2013.2.28
The Third Asian Conference on Nonlinear Analysis and Optimization
A member of Internatilal Program Committee
-
2011.4.1 - 2012.3.31
the Editorial Board for Far East Journal of Dynamical Systems
A member of the editorial board
-
2011.4.1 - 2012.3.31
the Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board
-
2011.4.1 - 2012.3.31
International Society for Mathematical Science
A member of the editorial board
-
2011.4.1 - 2017.3.31
American Mathematical Society
Reviewer
-
2011.3.1 - 2012.2.28
The Seventh International Conference on Nonlinear Analysis and Convex Analysis
A member of the international program committee
-
2010.4.1 - 2011.3.31
the Editorial Board for Journal of Nonlinear and Convex Analysis
A member of the editorial board
-
2008.9.1 - 2009.8.31
Internatioal Federation of Nonlinear Analysts
A member of the global executive organizing committee
-
2008.1.1 - 2010.12.31
International Society on Fixed Point Theory and Its Applications
A Member of Scientific Committee
-
2007.4.1 - 2008.3.31
The annual symposium on nonlinear analysis and convex analysis held at Kyoto University(translated into English)
The Representative of the global organizing committee on the annual symposiums held at Kyoto University in 2004
-
2006.4.1 - 2008.7.31
The 5th International Conference on Nonlinear Analysis and Convex Analysis
A standing member of the scientific committee of the international conference on nonlinear analysis and convex analysis
-
2005.12.1 - 2010.11.30
Journal of Nonlinear and Convex Analysis
A member of the editorial board
-
2005.10.1 - 2010.9.30
The London Mathematical Society
A member of The Reviewers of the Bulletin of the London Mathematical Society
-
2004.4 - 2005.3
The annual symposium on nonlinear analysis and convex analysis held at Kyoto University(translated into English)
A member of the global organizing committee on the annual symposiums held at Kyoto University in 2004
-
2004.1.1 - 2009.12.31
The 5th International Conference on Nonlinear Analysis and Convex Analysis
A standing member of the scientific committee of the international conference on nonlinear analysis and convex analysis
-
2004.1 - 2005.12
The 4th International Conference on Nonlinear Analysis and Convex Analysis
A standing member of the scientific committee of the international conference on nonlinear analysis and convex analysis
-
2003.10.1 - 2010.9.30
International Federation of Nonlinear Analysis
A standing member of the global organizing committee of the world congress of nonlinear analysis