Creating the future with rare earths

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Company Profile

Company Profile

About Us

History

1937 Founded as the predecessor company "Santoku Metal Co., Ltd."
Commenced operations at the current site as "Fukae Metal Plant"
1949 Fukae Metal Plant became independent as "Santoku Metal Co., Ltd."
1964 Established an extrusion manufacturing method for pyrophoric alloys and expanded into overseas markets
1979 Miki Plant completed and production commenced
1985 Increased production of neodymium metal by electrolysis and began sales as magnet material alloys
1988 Established "Anan Kasei Co., Ltd."
1990 Mass production and sales of hydrogen storage alloys for nickel-metal hydride batteries commenced
1993 Capital alliance with French company "Rhone Poulen Japan"
"Rhone Poulen Japan" (now ”Syensqo Japan Ltd.” ) acquired a 34% stake in "Anan Kasei Co., Ltd."
1994 Akashi Plant completed and production commenced
1995 New head office building completed after the former headquarters was destroyed in the Great Hanshin-Awaji Earthquake
1999 Established "SANTOKU AMERICA, INC."
2000 Company name changed to "Santoku Corporation"
Obtained ISO9001 certification
2001 Established "Baotou Santoku Battery Materials Co., Ltd." (BSBM) in China
2007 Capital increased to 1.5 billion yen
2011 Established "Minmetals Santoku (Ganzhou) Rare Earth Material Co., Ltd." in China
Transferred shares of "SANTOKU AMERICA, INC."
2012 Tsuruga Plant completed and production commenced
2016 Made "Wakayama Rare Earth Co., Ltd." a subsidiary
2017 Merged with "Wakayama Rare Earth Co., Ltd." to establish the Wakayama Plant
2018 Became a subsidiary of "Hitachi Metals, Ltd." (now: Proterial, Ltd.)
2018 Became a wholly-owned subsidiary of "Hitachi Metals, Ltd." (now: Proterial, Ltd.)
through a share consolidation
2020 Obtained ISO14001 certification
Wakayama Plant closed
2022 Transferred shares of "Solvay Special Chemical Japan, Ltd." ( formerly “Anan Kasei Co., Ltd.” )
2024 Transferred equity interest in "Baotou Santoku Battery Materials Co., Ltd." (BSBM)
2026 Transitioned to a subsidiary of Proterial Magnetics, Ltd. as part of an organizational restructuring.

Overview

Company Name Santoku Corporation
Established 1949
Capital 1.5 billion yen
Directors Representative Director and President / Kazunori Sakoda
Directors / Hirotomo Higashi, Kohshi Yoshimura (Non-executive), Futoshi Kuniyoshi (Non-executive), Kazutsugu Igarashi (Non-executive)
Auditor Kota Nagaishi (Non-executive)
Employees 157 (as of March 31, 2026)

Head Office Location

4-14-34 Fukae Kitamachi, Higashinada-ku, Kobe, Hyogo 658-0013,Japan

TEL/078-431-0531

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