Career summary

September 1980	Joined Sumitomo Metal Mining Co., Ltd.
June 2006	Director, Managing Executive Officer and General Manager of Non-Ferrous Metals Div. of Sumitomo Metal Mining Co., Ltd.
June 2007	Representative Director and President of Sumitomo Metal Mining Co., Ltd.
June 2013	Representative Director and Chairman of the Board of Sumitomo Metal Mining Co., Ltd.
June 2016	Director and Chairman of the Board of Sumitomo Metal Mining Co., Ltd.
June 2017	Retired as Director and Chairman of the Board of Sumitomo Metal Mining Co., Ltd. Executive Advisor of Sumitomo Metal Mining Co., Ltd.
June 2018	Director of JFE Holdings, Inc. (current post)
June 2021	Honorary Advisor of Sumitomo Metal Mining Co., Ltd. (current post)

(Significant concurrent posts)
Honorary Advisor of Sumitomo Metal Mining Co., Ltd.
Outside Director of Sumitomo Realty & Development Co., Ltd.