(As of 12th June, 2026)
List of members of the Executives of the General Secretariat
| Secretary General | IWANARI Hiroo | |
|---|---|---|
| Hearing Examiner | HORIUCHI Satoru | |
| KIMURA Chikayo | ||
| SUZUKI Arisa | ||
| Senior Deputy Secretary General | TSUKADA Masunori |
|
| Director General for Digital and International Affairs | SAKUMA Masaya | |
| Senior Deputy Secretary General for Policy Management | FUJII Noriaki | |
| Deputy Secretary General for Mergers and Acquisitions | FUKAMACHI Masanori | |
| Deputy Secretary General for Ensuring Fair Transactions | MUKAI Koji | |
| Counselor for Cybersecurity and Information Technology Management | HORIUCHI Satoru | |
| Secretariat | Counselor |
IGARASHI Toshiko |
| Counselor Chief Green Officer |
SUZUKI Kenta | |
| Director, General Affairs Division | AMADA Hirohito | |
| Director, Accounting Office | FUKUDA Shuichiro | |
| Senior Planning Officer | SATO Masanao | |
| Senior Planning Officer | ITO Taketoshi | |
| Senior Planning Officer | - | |
| Senior Litigation Analyst | ISHITANI Naohisa | |
| Senior Economic Analyst | HISHINUMA Isao | |
| Director, Personnel Division | TAKAI Ryohei | |
| Senior Planning Officer | KANNO Yoshifumi | |
| Senior Planning Officer | HAGIWARA Yasuto | |
| Director, International Affairs Division | HARADA Kaoru | |
| Senior Planning Officer | ASAKURA Shinichi | |
| Economic Affairs Bureau |
Director General | OGO masaru |
| Director, General Affairs Division | IWASHITA Takatoshi | |
| Director, Planning Office concurrent post | HAGIWARA Yasuto | |
| Director, Office of Policy Planning and Research for Digital Markets | IKEZAWA Daisuke | |
| Director, Coordination Division | TANABE Takaki |
|
| Director, Mergers and Acquisitions Division | OKUMURA Tsuyoshi | |
| Senior Officer for Mergers and Acquisitions | KISHIMOTO Hiroyuki | |
| Senior Officer for Mergers and Acquisitions | KUCHINOMACHI Tatsuro | |
| Senior Officer for Mergers and Acquisition Analyst | KAKIUCHI Shinji | |
| Trade Practices Department |
Director General | HARA Kazuhiro |
| Director, Trade Practice Division | KONO Takujiro | |
| Director, Trade Practice Research Office | KATAOKA Katsutoshi | |
| Director, Consultation and Guidance Office | YAMAMOTO Shin | |
| Senior Trade Practice Analyst | NISHIKAWA Koichi |
|
| Director, Inter-Enterprise Trade Division | SHIBAYAMA Toyoki |
|
| Director, Office of Ensuring Fair Transactions Involving Freelance Contractors | KOBAYASHI Shinya | |
| Senior Planning Officer | TANAKA Osamu | |
| Senior Officer for Fair Transactions Inspection | SOGAWA Masahiko | |
| Senior Fair Transactions Inspector Division I | TAKEDA Masahiro |
|
| Senior Fair Transactions Inspector Division Ⅱ | KARASAWA Hitoshi | |
| Senior Fair Transactions Inspector Division Ⅲ | TAKAGI Masaru | |
| Senior Fair Transactions Inspector Division Ⅳ | SAKAKIYAMA Ayako | |
| Investigation Bureau |
Director General | SHINAGAWA Takeshi |
| Deputy Director General | INAGUMA Katsunori | |
| Deputy Director General | KOMURO Naohiko | |
| Director, Management and Planning Division | YOKOTE Tetsuji | |
| Director, Planning Office | MUTA Kazuya | |
| Director, Information Analysis Office | YOSHIKANE Akihiko | |
| Senior Investigator, Management and Planning Division | FUJIOKA Masashi | |
| Senior Officer for Leniency Program | TAKAYAMA Hideki | |
| Senior Investigation Analyst | MIYAMOTO Nobuhiko | |
| Director, Investigation Division I | IKEDA Takuro | |
| Senior Investigator, Investigation Division I | OIZUMI Gennosuke | |
| Director, Investigation Division II | OYA Kazuo | |
| Director, Investigation Division III | KUBOTA Takuya | |
| Senior Investigator, Investigation Division III | KAKIBATA Sen | |
| Director, Investigation Division IV | OSAWA kazuyuki | |
| Senior Investigator, Investigation Division IV | KOSUGE Atsushi | |
| Senior Investigator for Digital Platform Operators | YAMAMOTO Kohei | |
| Director, Investigation Division V | INABA Ryota | |
| Director, Litigation Division | FUJITANI Yoshihide | |
| Criminal Investigation Department |
Director General | OMOTO Shinji |
| Director, Special Investigation Division I | YAMAGUCHI Masayuki | |
| Director, Special Investigation Division II | SHIMOZU Hideyuki | |
| Regional Office | Director, Hokkaido Office | SUZUKI Yoshihisa |
| Director, Tohoku Office | HARAYAMA Yasuhiko | |
| Director, Chubu Office | WATANABE Ryoichi | |
| Co-ordination Supervisor | KASEGAWA Akihiro | |
| Senior Officer for Fair Transactions | OKUMURA Masakazu | |
Investigation Supervisor |
NODA Satoshi | |
| Director, Kinki-Chugoku-Shikoku Office | MINAMI Masaharu | |
| Co-ordination Supervisor, Kinki-Chugoku-Shikoku Office | SHIO Tomoki | |
| Senior Officer for Fair Transactions | YAMAMOTO Daisuke | |
Investigation Supervisor |
TADA Osamu | |
| Director, Chugoku Branch | MURASHIGE Kentaro | |
| Director, Shikoku Branch | SHIMIZU Kei | |
Director, Kyushu Office |
MATSUMOTO Hiroaki | |
Co-ordination Supervisor |
OTAKI Isao | |
Senior Officer for Fair Transactions |
ITO Masahiro | |
