Since joining the Ministry of Internal Affairs and Communications (MIC), he has worked primarily in spectrum and telecommunications policy. His responsibilities have included television channel allocation for analog broadcasting; international coordination of orbital positions and radio frequencies for communications satellites; international promotion of Japan’s ISDB-T standard for digital terrestrial television broadcasting; negotiations on international frequency allocations at the International Telecommunication Union (ITU); and radio station licensing for mobile network operators. He has also been involved in research and development of advanced radio technologies and international standardization.

 In recent years, he has also worked on broader digital policy, including promoting regional revitalization through digital transformation and developing government information systems used across Japan’s ministries and agencies.

Academic Background

March 1990

Bachelor of Engineering, The University of Electro-Communications, Japan

Professional Career

April 1990

Joined the Ministry of Posts and Telecommunications, Japan (MPT)
Technology Division, Broadcasting Bureau, MPT

July 1992

Assistant Director, Planning Division, Radio Bureau, Telecommunications Bureau, MPT

June 1995

Second Secretary, Embassy of Japan in Senegal

June 1998

Deputy Director, International Frequency Policy Office, Radio Department, Telecommunications Bureau, MPT

September 2000

Secretary to the Secretary General, International Telecommunication Union

August 2006

Senior Planning Officer, Broadcasting Technology Division, Information and Communications Bureau, the Ministry of Internal Affairs and Communications, Japan (MIC)

July 2010

Director, Numbering Plan Office, Telecommunications Bureau, MIC

July 2011

Director, Standardization Division, Global Strategy Bureau, MIC

June 2013

Director, Land Mobile Communications Division, Telecommunications Bureau, MIC

August 2015

Director, Bureau of Science, Technology and Innovation, Cabinet Office

July 2017

Director, Technology Policy Division, Global Strategy Bureau, MIC

July 2018

Director Radio Policy Division, Telecommunications Bureau, MIC

July 2021

Director-General of Kyusyu Regional Bureau of Telecommunications, MIC

June 2022

Director-General, The Cabinet Secretariat’s Office for the Council for the Realization of the Vision for a Digital Garden City Nation

July 2023

Director-General, Group of Service for Ministries Administration, Digital Agency

July 2025

Director-General, Global Strategy Bureau, MIC

August 2026 –
Present

Vice-Minister for International Affairs, MIC