Mr. Masayuki Urata was appointed as a new director and Mr. Yasuhiro Sakato was appointed as a new auditor at the shareholders meeting on March 23th, 2026.
The directors and auditors of Mitsubishi Materials Hardmetal Corporation as shown below:

President and CEO

Katsu Yamamoto

Executive Director

Yuichiro Terao

Director

Akihiro Saburi

Director

Naruto Takahashi

Director

Hiroshi Ichikawa

Outside Director

Yoichi Akashi
(Assistant to the President, Metalworking Solutions Div., Mitsubishi Materials Corporation)

Outside Director

Masayuki Urata
(Advisor, Mitsubishi Materials U.S.A. Corporation)

Auditor

Masato Yamada

Outside Auditor

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