Mr. Masayuki Urata was appointed Executive Director at the shareholders' meeting held on June 26, 2026.
The directors and auditors of Mitsubishi Materials Hardmetal Corporation as shown below:

President and CEO

Katsu Yamamoto

Executive Director

Yuichiro Terao

Executive Director

Masayuki Urata

Director

Akihiro Saburi

Director

Naruto Takahashi

Director

Hiroshi Ichikawa

Outside Director

Yoichi Akashi
(Assistant to the General Manager, Manufacturing Strategy Dept.,Mitsubishi Materials Corporation)

Auditor

Masato Yamada

Outside Auditor

Yasuhiro Sakato
(General Manager, Planning & Administration Dept., Metalworking Solutions Div., Mitsubishi Materials Corporation)