Officers

As of April 1, 2026

Directors

Representative Director President	ITO Masahito
Director Managing Executive Officer	SATO Yoshikazu	CRO and CLO
Director	WASHIZU Yutaka	(Outside Director)
Director	INDO Toru	(Outside Director)
Director	TANAKA Koji	(Outside Director)
Director	MIYAMOTO Hiroyuki	(Outside Director)
Director	AONO Takeshi	Audit & Supervisory Committee Member (Outside Director)
Director	NAKAGAWA Yukiko	Audit & Supervisory Committee Member (Outside Director)
Director	IIZUKA Shigeru	Audit & Supervisory Committee Member

Executive Officers

Managing Executive Officer	MORITA Eiji	CTO，Technology Management Department and Smelting Technology Department
Managing Executive Officer	NIKI Takemasa	CFO，General Affairs Officer and CBH Resources Pty Ltd. Director
Managing Executive Officer	TAKAHASHI Koji	Smelting ＆ Metals Division
Executive Officer	YAMAZAKI Kouichi	Toho Chigirishima Refinery Co., Ltd. President
Executive Officer	TAKAHASHI Hiroshi	Annaka Smelter and Refinery
Executive Officer	SERI Koichi	Electronic Components & Functional Materials Division and CBH Resources Pty Ltd. Director
Executive Officer	HASHIDA Yukihiro	Resource Recovery & Environmental Solutions Division
Executive Officer	MORIYA Akihiro	CDIO

Organizational Structure

As of April 1, 2026