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(As of April 1, 2025)

                                                        
Titles Name Division of business responsibilities and delegation of office
Representative Directorand President MIYAMOTO Katsuhiro Presides overall management.Serves as Leader of DX Project Team.
Director, Member of the Board and Managing Executive Officer OI Shigehiro Supervises the Safety & Disaster Prevention Department, Production Planning & Administration Department, Industrial Engineering Office, Equipment Department, Steelmaking Department, Bar & Wire Manufacturing Department, and Tube Manufacturing Department.In charge of the Environmental Management & Carbon Neutrality Promotion Department, and Slag Products Manufacturing & Sales Office.Serves as Deputy Leader of DX Project Team.
YANAGIMOTO Katsu Supervises the Quality Assurance Department.In charge of the Metal Powder Manufacturing & Sales Division, Research & Development Center, and Technical Planning & Administration Department.
YATSUNAMI Takashi Supervises the Human Resources Planning Department. In charge of the Corporate Planning Department, Accounting & Finance Department, Personnel & Labor Relations Department, General Administration Department and Procurement Department. Serves as Deputy Leader of DX Project Team.
Director, Member of the Board and Executive Officer HORI Yoshiro Supervises the Hiroshima Branch, Kyushu Sales Office and Formed & Fabricated Products Division. In charge of the Sales Planning & Administration Department, Sales Department for Bearings, Sales Department for Automobiles & Industrial Machinery, Special Products Sales Department, Overseas Marketing Department, Osaka Branch, Nagoya branch.Serves as General Manager, Head of Tokyo Regional Office.
Director, Member of the Board OMAE Kozo Advisor to the President
Independent External Director, Member of the Board FUJIWARA Kayo
TOIDE Iwao
Director, Member of the Board SONODA Hiroto
Director, Member of the Board and Senior Audit & Supervisory Committee Member NAGANO Kazuhiko
Independent External Director, Member of the Board and Audit & Supervisory Committee Member YOGI Hiroshi
MIYAGUCHI Aki
Executive Officer AOTA Hidetoshi Representative Director and President of Yohkoh Bussan Co., Ltd.
OGURA Tomohiko In charge of the Hiroshima Branch, Kyushu Sales Office and Formed & Fabricated Products Division.Serves as General Manager, Head of Osaka Branch.
SHIMIZU Katsuhisa In charge of the Safety & Disaster Prevention Department, Environmental Management & Carbon Neutrality Promotion Department and Slag Products Manufacturing & Sales Office. Serves as Plant Manager, Safety and Health Manager, and Disaster Prevention Manager.
OUCHI Hiroaki In charge of the Quality Assurance Department.Serves as General Manager, Head of Technical Planning & Administration Department and Process Innovation Working Group Leader of DX Project Team.
TACHIBANA Yoshitaka In charge of the Human Resources Planning Department.Serves as General Manager, Head of Personnel & Labor Relations Department.
SUDA Atsuko In charge of the Computer Systems Planning Office and Internal Control & Audit Department.
KOMATSU Takashi Serves as General Manager, Head of Formed & Fabricated Products Division.
KURACHI Mikio In charge of the Production Planning & Administration Department, Industrial Engineering Office, Equipment Department, Steelmaking Department, Bar & Wire Manufacturing Department, Tube Manufacturing Department and matters related to cooperation with the Nippon Steel Group.
NISHIMURA Nobuki Serves as General Manager, Head of Tube Manufacturing Department.
SUZUKI Hirokazu EXECUTIVE DIRECTOR of Sanyo Special Steel Manufacturing India Pvt. Ltd.
Advisor FUKUDA Kazuhisa
TAKAHASHI Kozo
Executive Councilor YAMAMOTO Masatoshi Serves as General Manager, Head of Metal Powder Manufacturing & Sales Division.
SUGANO Shinichi Serves as General Manager, Head of General Administration Department, and Improve Efficiency Working Group Leader of DX Project Team.
NAKAHORI Hideki Serves as General Manager, Head of Sales Department for Automobiles & Industrial Machinery.
HASEGAWA Tetsuya Serves as General Manager, Head of Bar & Wire Manufacturing Department.
MATSUSHITA Munehiro Serves as General Manager, Head of Environmental Management & Carbon Neutrality Promotion Department
ADACHI Eriko Serves as General Manager, Head of Human Resources Planning Department.
MISHIMA Kazuya CHIEF OPERATING OFFICER of Sanyo Special Steel Manufacturing India Pvt. Ltd.
MISAKI Hiroya Serves as General Manager, Head of Sales Planning & Administration Department
KANETSUKA Noriaki Serves as Deputy General Manager of Tokyo Regional Office and Special Products Sales Department.
NISHIKAWA Shun-ichiro Serves as General Manager, Head of Quality Assurance Department.
SUGIMOTO Shin-ichiro Serves as General Manager, Head of Steelmaking Department.

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