Mitsui Bussan Metals advises that the following changes of Directors were approved at the annual general meeting.

President & CEO, and Executive Vice President effective on June 30,2025

Name	New Position	Current Position
Takafumi Moriyama	Representative Director, President and Chief Executive Officer	Director, Executive Vice President
Yuji Yoshimura	Director, Executive Vice President	Operating Officer, Mineral & Metal Resources Business Unit, MITSUI & CO., LTD.

Newly appointed External Director:

Name	New Position	Current Position
Katsuhito Tanahashi	External Director	Associate Officer Operating Officer, Iron & Steel Products Business Unit, MITSUI & CO., LTD.

Retiring Directors:

Name	New Position	Current Position
Mitsuya Tsuda	Retiree	Representative Director, President and Chief Executive Officer
Kazunobu Narita	Retiree	External Director