Directors and Executive Officers / Organization

Directors and Executive Officers

Directors

As of April 1, 2026

President, CEO and Representative Director

Yoshihiko Katsukawa

  • Compliance Committee Member
  • Nomination & Compensation Committee Member
  • Corporate Governance Committee Member
  • Career summary
    President, CEO and Representative Director

    Yoshihiko Katsukawa

    Apr. 1985 Joined the Company
    Apr. 2015 Officer
    Apr. 2017 Managing Executive Officer
    Apr. 2018 Senior Managing Executive Officer
    Jun. 2018 Director, Senior Managing Executive Officer
    Apr. 2021 Director, Executive Officer
    Apr. 2023 Executive Vice President and Director
    Apr. 2024 President, CEO and Director (incumbent)
Executive Vice President and Representative Director

Hajime Nagara

  • Compliance Committee Member
  • Corporate Governance Committee Member
  • Career summary and duties
    Executive Vice President and Representative Director

    Hajime Nagara

    • Duties
      • Oversees the Internal Control and Audit Department, the Environment and Safety Department, the Legal Department, the General Administration and CSR Department, the Human Resources Department, the Rugby Center, domestic branch offices and sales offices, and Takasago Works (departments under its direct supervision)
      • Oversees companywide compliance
      • Oversees companywide safety and health
      • Oversees companywide environmental control and disaster prevention
    Apr. 1985 Joined the Company
    Apr. 2016 Officer
    Apr. 2018 Managing Executive Officer
    Apr. 2020 Senior Managing Executive Officer
    Jun. 2020 Director, Senior Managing Executive Officer
    Apr. 2021 Director, Executive Officer
    Apr. 2023 Executive Vice President and Director (incumbent)
Director, Executive Officer

Koichi Sakamoto

  • Quality Management Committee Member
  • Career summary and duties
    Director, Executive Officer

    Koichi Sakamoto

    • Duties
      • Oversees the Quality Management Department, the Technology Strategy & Planning Department, and the Intellectual Property Department
      • Oversees the Technical Development Group
      • Oversees companywide quality
      • Oversees companywide TQM activities
      • Oversees companywide technical development
    Apr. 1990 Joined the Company
    Apr. 2012 General Manager of the Materials Research Laboratory in the Technical Development Group
    Oct. 2017 General Manager of the Development Planning Department
    Apr. 2019 Executive Officer
    Jun. 2023 Director, Executive Officer (incumbent)
Director, Executive Officer

Shinji Miyaoka

  • Career summary and duties
    Director, Executive Officer

    Shinji Miyaoka

    • Duties
      • Head of the Engineering Business
      • Responsible for companywide construction businesses
    Apr. 1994 Joined the Company
    Apr. 2018 General Manager of the Corporate Planning Department
    Apr. 2022 Executive Officer
    Jun. 2023 Director, Executive Officer (incumbent)
Director, Executive Officer

Kazuhiko Kimoto

  • Corporate Governance Committee Member
  • Career summary and duties
    Director, Executive Officer

    Kazuhiko Kimoto

    • Duties
      • Oversees the Corporate Planning Department, the Finance and Accounting Department, and overseas locations (under the Head Office)
      • Responsible for special assignments from the president and CEO
      • Assists the director overseeing the General Administration and CSR Department in IR activities
    Apr. 1988 Joined the Company
    Apr. 2018 Executive Officer
    Apr. 2020 Managing Executive Officer
    Apr. 2021 Executive Officer
    Jun. 2024 Director, Executive Officer (incumbent)
Independent Director

Yumiko Ito

  • Chair of the Board of Directors
  • Nomination & Compensation Committee Member (Chair)
  • Corporate Governance Committee Member
  • Career summary
    Independent Director

    Yumiko Ito

    Apr. 1984 Legislation Staff (Sanji), The Legislative Bureau of the
    House of Representatives of Japan
    Apr. 1989 Admitted to the bar in Japan, Sakawa Law Office
    Jul. 1991 Joined Tanabe & Partners
    Apr. 2001 General Counsel, Legal & Patent Operation, GE Yokogawa Medical Systems, Ltd. (currently GE Healthcare Japan Corporation)
    May 2004 Staff Counsel, Legal & Intellectual Property, IBM Japan, Ltd.
    Mar. 2007 Executive Officer, Legal & Corporate Affairs, Microsoft Co., Ltd. (currently Microsoft Japan Co., Ltd.)
    Apr. 2013 Executive Officer and General Counsel, Sharp Corporation
    Jun. 2013 Director, Executive Officer and General Counsel, Sharp Corporation
    Apr. 2014 Director, Executive Managing Officer and General Counsel of Sharp Corporation
    Jun. 2016 Executive Managing Officer and General Counsel of Sharp Corporation
    Apr. 2019 Established Ito Law Office; appointed as Representative (incumbent)
    Jun. 2019 Director of the Company (incumbent), Outside Corporate Auditor of Santen Pharmaceutical Co., Ltd. (incumbent)
    Mar. 2023 Outside Director of NIPPON EXPRESS HOLDINGS, INC. (incumbent)
Independent Director

Shinsuke Kitagawa

  • Corporate Governance Committee Member (Chair)
  • Career summary
    Independent Director

    Shinsuke Kitagawa

    Apr. 1981 Joined the Ministry of International Trade and Industry
    Sep. 2012 Director-General, Trade and Economic Cooperation Bureau, the Ministry of Economy, Trade and Industry (METI)
    Jun. 2013 Commissioner, Small and Medium Enterprise Agency, METI
    Jul. 2015 Retired from METI
    Nov. 2015 Advisor of MITSUI & CO., LTD.
    Apr. 2016 Executive Managing Officer of MITSUI & CO., LTD.
    Apr. 2019 Senior Executive Managing Officer of MITSUI & CO., LTD.
    Jul. 2020 President & CEO of Mitsui & Co. Global Strategic Studies Institute
    Jun. 2022 Director of the Company (incumbent)
    Mar. 2023 Left the post of Senior Executive Managing Officer of Mitsui & Co. Left the post of President & CEO of Mitsui & Co. Global Strategic Studies Institute
    Jun. 2023 President of the Japan Commercial Arbitration Association (incumbent), Outside Audit & Supervisory Board Member of YUTAKA TRUSTY SECURITIES Co., Ltd. (incumbent)
Independent Director

Yoshie Tsukamoto

  • Corporate Governance Committee Member
  • Career summary
    Independent Director

    Yoshie Tsukamoto

    Apr. 1986 Joined NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Jun. 2000 General Manager, goo company of NTT X Corporation
    Nov. 2002 General Manager, MSN Business Department of Microsoft Co., Ltd. (currently Microsoft Japan Co., Ltd.)
    Jul. 2003 Executive Officer of Microsoft Co., Ltd.
    Feb. 2007 Vice President and General Manager, Media Business Preparation Office of ACCESS CO., LTD.
    Aug. 2008 General Manager, Marketing Solution Office, Corporate Planning Department of NTT Communications Corporation
    Oct. 2012 President, CEO and Representative Director of NTTCom Online Marketing Solutions Corporation (incumbent)
    Jun. 2024 Director of the Company (incumbent)

Directors (Audit & Supervisory Committee Members)

As of April 1, 2026

Director
(Audit & Supervisory Committee Member)

Gunyu Matsumoto

  • Career summary
    Director
    (Audit & Supervisory Committee Member)

    Gunyu Matsumoto

    Apr. 1989 Joined the Company
    Apr. 2017 General Manager of the Accounting Department
    Apr. 2021 General Manager of the Finance and Accounting Department
    Apr. 2023 General Manager, the Internal Control and Audit Department (incumbent)
    Jun. 2023 Director, Audit & Supervisory Committee Member of the Company (incumbent)
Director
(Audit & Supervisory Committee Member)

Yuichiro Goto

  • Career summary
    Director
    (Audit & Supervisory Committee Member)

    Yuichiro Goto

    Apr. 1990 Joined the Company
    Apr. 2017 Executive Officer
    Apr. 2020 Managing Executive Officer
    Apr. 2021 Executive Officer
    Jun. 2024 Director, Audit & Supervisory Committee Member of the Company (incumbent)
Independent Director
(Audit & Supervisory Committee Member)

Masaaki Kono

  • Audit & Supervisory Committee Chair
  • Nomination & Compensation Committee Member
  • Corporate Governance Committee Member
  • Career summary
    Independent Director
    (Audit & Supervisory Committee Member)

    Masaaki Kono

    Apr. 1979 Joined The Dai-Ichi Kangyo Bank, Limited
    Mar. 2006 Executive Officer of Mizuho Corporate Bank, Ltd. (currently Mizuho Bank, Ltd.)
    Apr. 2008 Managing Executive Officer of Mizuho Corporate Bank, Ltd.
    Apr. 2011 Managing Executive Officer of Mizuho Financial Group, Inc.
    Jun. 2011 Managing Director and Managing Executive Officer of Mizuho Financial Group, Inc.
    Apr. 2012 Managing Executive Officer of Mizuho Bank, Ltd.
    Managing Executive Officer of Mizuho Corporate Bank, Ltd.
    Managing Executive Officer of Mizuho Trust & Banking Co., Ltd.
    Apr. 2013 Director of Mizuho Financial Group, Inc. Deputy President and Deputy President–Executive Officer (Representative Director) of Mizuho Bank, Ltd. Deputy President & Executive Officer of Mizuho Corporate Bank, Ltd.
    Jul. 2013 Deputy President & Executive Officer of Mizuho Financial Group, Inc.
    Apr. 2016 Advisor of Orient Corporation
    Jun. 2016 President and Representative Director of Orient Corporation
    Apr. 2020 Chairman and Representative Director of Orient Corporation
    Jun. 2020 Chairman and Director of Orient Corporation (incumbent) Director, Audit & Supervisory Committee Member of the Company (incumbent)
Independent Director
(Audit & Supervisory Committee Member)

Kunio Miura

  • Compliance Committee Member (Chair)
  • Career summary
    Independent Director
    (Audit & Supervisory Committee Member)

    Kunio Miura

    Apr. 1979 Appointed as judge
    Mar. 1988 Resigned as judge
    Apr. 1988 Admitted to the bar in Japan
    Apr. 1997 Established Kawamoto and Miura Law Office; appointed as Representative (incumbent)
    Jun. 2003 Outside Corporate Auditor of YAMAHA CORPORATION
    Jun. 2008 Outside Audit & Supervisory Board Member of ASAHI INTELLIGENCE SERVICE CO., LTD. (incumbent)
    Jun. 2010 External Corporate Auditor of Sumitomo Seika Chemicals Company, Limited (incumbent)
    Jun. 2020 Director, Audit & Supervisory Committee Member of the Company (incumbent)
    Jun. 2021 External Director (Audit and Supervisory Committee Member) of Sumitomo Seika Chemicals Company, Limited.
    Jun. 2023 External Director of Sumitomo Seika Chemicals Company, Limited (incumbent)
Independent Director
(Audit & Supervisory Committee Member)

Nobuko Sekiguchi

  • Career summary
    Independent Director
    (Audit & Supervisory Committee Member)

    Nobuko Sekiguchi

    Nov. 2005 Joined CAPCOM CO., LTD.
    Apr. 2011 Corporate Officer supervising Management Planning, CAPCOM CO., LTD.
    Apr. 2016 Managing Corporate Officer, Head of Management Planning and Human Resources, CAPCOM CO., LTD.
    Jun. 2019 Outside Director of DUSKIN CO., LTD.
    Jun. 2020 Outside Director, Audit & Supervisory Committee Member of H2O RETAILING CORPORATION (incumbent)
    Jun. 2022 Director, Audit & Supervisory Committee Member of the Company (incumbent)

For the corporate governance basic policy and organizational structure, please visit the link below.

Knowledge, Experience, and Skills of Directors

For the knowledge, experience, and skills of directors, please refer to the Notice of the Ordinary General Meeting of Shareholders and Integrated Report.

Executive Officers

In light of the growing need to flexibly and promptly allocate human resources in response to the rapidly changing business environment, the positions of Senior Managing Executive Officer and Managing Executive Officer were abolished on April 1, 2021.

As of April 1, 2026

Position Name Duties
Executive Vice President Shoji Miyazaki
  • Head of the Steel & Aluminum Business
Executive Officer Yasushi Amano
  • General Manager of the Industrial Machinery Unit in the Machinery Business
  • General Manager of the Industrial Machinery Planning Section of the Industrial Machinery Unit in the Machinery Business
  • Deputy General Manager of the Management Division in the Machinery Business
Executive Officer Hitoshi Arimura
  • General Manager of Moka Works in the Steel & Aluminum Business
  • Responsible for Kobelco Baosteel Automotive Aluminum Rolled Products Co., Ltd.
Executive Officer Kazuo Iritani
  • Oversees the Business Development Department, the IT Planning Department, the Civil Engineering & Construction Technology Department, and the Machinery & Materials Procurement Department
  • Oversees companywide information systems
  • Responsible for special assignments from the president and CEO
  • Assists the director overseeing the General Administration and CSR Department in marketing planning
Executive Officer Naoki Umehara
  • Responsible for the Nuclear Project Department in the Engineering Business
  • General Manager of the Iron Unit Center in the Engineering Business
Executive Officer Yutaka Okusa
  • Responsible for overseas locations (under the Head Office)
  • General Manager of the Corporate Planning Department
Executive Officer Yasushi Okano
  • Responsible for the Planning & Management Department, the Technology Management Department (Technology Management Group), the Quality Assurance Department, the Takasago Management Department, and the Takasago Quality Assurance Department in the Advanced Materials Business
  • Responsible for Chofu Works (departments under its direct supervision) and Daian Works (departments under its direct supervision, excluding the Casting & Forging Research & Development Section) in the Advanced Materials Business
Executive Officer Daisuke Ogura
  • Responsible for the Wire Rod & Bar Products Technical Marketing Department of the Wire Rod & Bar Products Unit and the Steel Plate Products Technical Marketing Department of the Steel Plate Products Unit in the Steel & Aluminum Business
  • Assists the genral managers of the Wire Rod & Bar Products Unit and the Steel Plate Products Unit in overall technologies, overseas businesses, and specially assigned projects in the Wire Rod & Bar Products Unit and the Steel Plate Products Unit
  • Responsible for special assignments from the head of the Steel & Aluminum Business
Executive Officer Yoichi Kageki
  • General Manager of the Compressor & Static Equipment Unit in the Machinery Business
  • Deputy General Manager of the Management Division in the Machinery Business
Executive Officer Takeharu Kato
  • Responsible for the Technology Management Department (excluding the Technology Management Group), the Business Planning Department, the Casting & Forging Research & Development Section of Dian Works in the Advanced Materials Business
  • Responsible for the Copper Rolled Products Unit in the Advanced Materials Business
  • Responsible for marketing in the aviation, space, defense, and semiconductor sectors in the Advanced Materials Business
Executive Officer Ryosaku Kadowaki
  • Head of the Advanced Materials Business
Executive Officer Takahiko Kizawa
  • Responsible for the Business Development Department in the Steel & Aluminum Business
  • General Manager of the Steel Sheet Products Unit in the Steel & Aluminum Business
Executive Officer Toshihide Kinoshita
  • Responsible for the Technology Planning Department, the IT Management Department, and the Resource Recycling Department in the Steel & Aluminum Business
  • Responsible for special assignments from the head of the Steel & Aluminum Business
Executive Officer Shogo Sarumaru
  • Head of the Machinery Business
  • General Manager of the Management Division in the Machinery Business
Executive Officer Kazuyuki Suenaga
  • Head of the Welding Business
Executive Officer Yasufumi Takada
  • Responsible for the Business Transformation Department in the Advanced Materias Business
  • Responsible for the Steel Casting & Forging Unit and the Steel Powder Unit in the Advanced Materias Business
  • Responsible for marketing in the energy and carbon neutrality sectors in the Advanced Materias Business
Executive Officer Hajime Nakanishi
  • Responsible for the Automotive Sheet Sales Department and the Nagoya Steel & Aluminum Sheet Sales Department in the Steel & Aluminum Business
  • Responsible for overall automotive sheet products in the Steel & Aluminum Business
  • General Manager of the Aluminum Flat Rolled Products Unit in the Steel & Aluminum Business
Executive Officer Shoji Nakamura
  • General Manager of Kakogawa Works in the Steel & Aluminum Business
Executive Officer Keitaro Nakamori
  • Responsible for the Legal Department, the General Administration and CSR Department, the Rugby Center, domestic branch offices and sales offices, and Takasago Works (departments under its direct supervision)
Executive Officer Satoshi Nishino
  • Head of the Technical Development Group
Executive Officer Naoki Fujimoto
  • Deputy Head of the Welding Business
  • Responsible for the Planning & Administration Department in the Welding Business
  • Responsible for the Marketing Center in the Welding Business
Executive Officer Sumikazu Hoda
  • Responsible for the Planning & Management Department and the Raw Materials Procurement Department in the Steel & Aluminum Business
Executive Officer Tsuyoshi Mataka
  • General Manager of the Wire Rod & Bar Products Unit in the Steel & Aluminum Business
  • General Manager of the Steel Plate Products Unit in the Steel & Aluminum Business
Executive Officer Hisashi Mitamura
  • General Manager of the Advanced Process Unit in the Machinery Business
  • General Manager of the Advanced Process Planning Section of the Advanced Process Unit in the Machinery Business
  • Deputy General Manager of the Management Division in the Machinery Business
Executive Officer Gaku Mitsumatsu
  • Responsible for the Aluminum Casting & Forging Unit, the Titanium Unit, and the Aluminum Extrusion & Suspension Unit in the Advanced Materials Business
Executive Officer Yoshihiro Miyake
  • Responsible for the Automotive Materials Planning Section and the Automotive Sheet Products Technical Marketing Department in the Steel & Aluminum Business
  • Responsible for the Research & Development Laboratory in the Steel & Aluminum Business
  • Responsible for the Steel Sheet Products Technical Marketing Section and the Osaka Steel Sheet Products Technical Marketing Section of the Steel Sheet Products Unit in the Steel & Aluminum Business
  • Assists the general managers of the Steel Sheet Products Unit and the Aluminum Flat Rolled Products Unit and the director responsible for overall automotive sheet products in overall technologies related to the steel sheet products, aluminum flat rolled products, and automotive sheet products, as well as in overseas projects and specially assigned projects in the Steel & Aluminum Business
  • Responsible for companywie automotive projects
Executive Officer Daizo Morita
  • Responsible for the Environment and Safety Department, the Quality Management Department, the Human Resources Department, and companywide safety and health
  • Responsible for companywide environmental control and disaster prevention
  • Responsible for companywide quality
  • Responsible for companywide TQM activities
Executive Officer Yoichiro Yamazaki
  • Responsible for the Technology Strategy & Planning Department, the Business Development Department, and the Intellectual Property Department
  • Responsible for companywide technical development
Executive Officer Toshiyuki Yamaji
  • Responsible for the Internal Control and Audit Department and the Finance and Accounting Department
  • Responsible for companywide compliance
Executive Officer Shohei Yoshida
  • Responsible for the CWD Project Center and the Infrastructure Project Department in the Engineering Business
  • General Manager of the Project Engineering Center in the Engineering Business
Executive Officer Kunihiko Yoshitake
  • Head of the Electric Power Business
Fellow Yoichi Kamiyauchi
  • Supervisor/advisor of operations related to safety, quality, and environmental matters in the Engineering Business

Organization

Kobe Steel Organization Chart
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