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Organisation of the Commission and the Secretariat

The Telecommunications Dispute Settlement Commission was established on November 30, 2001 as a specialized organization dedicated to settling disputes between telecommunications carriers promptly and fairly.


Telecommunications Dispute Settlement Commission 
5 Commissioners (part-time/3-year term) 
Appointed by the minister with the consent of the House of Representatives and the House of Councillors of the Diet, Japan 

8 Members  (part-time/2-year term) 
Appointed by the minister 

*In securing its expertise and neutrality in dispute settlement, the secretariat is independent of the Telecommunications Bureau and the Information and Communications Bureau, which supervise the telecommunications business and broadcasting business respectively.

Commissioners

Name occupation
OGAWA Kayo Professor, Department of Mathematics, Physics and Computer Science, Japan Women's University
KASAI Yukihiko Former President, Hiroshima High Court
KOZUKA Soichiro Professor, Faculty of Law, Gakushuin University
NAKAJO Yusuke Professor, Yokohama City University
MIO Mieko Attorney at Law
(As of December 2025)

Members

Name occupation
OTAKA Satoru Dean and Professor, College of Business Administration, Yokohama National University
SARUWATARI Shunsuke Associate Professor, Graduate School of Information Science and Technology, Osaka University
SHIBATA Junko Professor, Graduate school of Law, Kobe University
SHIRAYAMA Shinichi Professor, Utsunomiya University School of Data Science and Management
Director of Center for Data Science, Utsunomiya University School
Certified Public Accountant
Small and Medium Enterprise Consultant
SUGIYAMA Etsuko Professor, Graduate School of Law, Faculty of Law, Hitotsubashi University
NAKAMURA Tsuyoshi Professor of Economics, Tokyo Keizai University
MIYATA Sumiko Associate Professor, School of Engineering, Department of Information and Communications Engineering, Institute of Science Tokyo
YAJIMA Masako Attorney at Law
(As of November 2025)