Press Release

TANAKA Announces Executive Appointments Mar 20, 2026 20:00 JST TANAKA PRECIOUS METAL GROUP Co., Ltd. (Head office: Chuo-ku, Tokyo; Group CEO: Koichiro Tanaka) announces that its Board of Directors tentatively decided, at a meeting held on February 16, 2026, the appointment of new Audit & Supervisory Board Members. More info..

TANAKA Announces Executive Appointment Jan 05, 2026 21:00 JST TANAKA PRECIOUS METAL GROUP Co., Ltd. (Head office: Chuo-ku, Tokyo; Group CEO: Koichiro Tanaka) announces that it has finalized the executive appointments for TANAKA PRECIOUS METAL NEXT Co., Ltd., a new company established on January 5, 2026. More info..

Notice on the Establishment of a Special Subsidiary
Jan 05, 2026 21:00 JST

TANAKA PRECIOUS METAL GROUP Co., Ltd. (Head office: Chuo-ku, Tokyo; Group CEO: Koichiro Tanaka) announces that, with the aim of becoming a company in which each individual can truly derive a sense of the joy and satisfaction of working and envision a bright future and new possibilities, it has established a new company, TANAKA PRECIOUS METAL NEXT Co., Ltd., effective January 5, 2026.
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TANAKA's Group Company EEJA to Exhibit at 39th NEPCON JAPAN
Jan 15, 2025 10:00 JST

EEJA Ltd. (Headquarter: Chuo-ku, Tokyo; CEO: Akihiko Domae; hereafter "EEJA"), the main company operating TANAKA's plating business, announced today that it would exhibit at the 39th NEPCON JAPAN, the electronics development and packaging exhibition scheduled to be held at Tokyo Big Sight from January 22-24, 2025.
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TANAKA Announces "TK-SK" Palladium Alloy for Semiconductor Test Equipment
Oct 17, 2024 10:00 JST

TANAKA Kikinzoku Kogyo K.K. (Head office: Chuo-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka), which develops industrial precious metal products as one of the core companies of TANAKA Precious Metals, has announced the development of TK-SK, a palladium alloy designed for probe pins used in the final testing stage (post-processing) of semiconductor packages.
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TANAKA Memorial Foundation Announces Recipients of Precious Metals Research Grants Mar 29, 2024 10:00 JST The TANAKA Memorial Foundation's Representative Director, Hideya Okamoto, announced the recipients of the FY2023 Precious Metals Research Grants. More info..

TANAKA Establishes Production System in China for Fuel Cell Electrode Catalysts
Sep 12, 2023 10:00 JST

TANAKA Kikinzoku Kogyo K.K. (Head office: Chiyoda-ku, Tokyo; Group CEO: Koichiro Tanaka), which operates an industrial precious metals business as a core company of TANAKA Precious Metals, announced today that it has signed a technical assistance agreement with Chengdu Guangming Paite Precious Metal Co., Ltd., an affiliated company in China, in the area of fuel cell electrode catalyst manufacturing technologies.
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TANAKA Precious Metals to Establish Global Recycling Network, Promoting Worldwide Recycling of Precious Metals
Aug 31, 2023 20:00 JST

TANAKA Kikinzoku Kogyo K.K. (Head office: Chiyoda-ku, Tokyo; Group CEO: Koichiro Tanaka), which develops industrial precious metals products as one of the core companies of TANAKA Precious Metals, announced today that it is promoting business strategies in each country with the aim of establishing a "Global Recycling Network" to promote the widespread recycling of precious metals.
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TANAKA Strengthens Electrical Contact Supply System in China by Making Metalor's Subsidiary in China a Wholly Owned Subsidiary to Enhance Production Capabilities
Feb 28, 2023 10:00 JST

TANAKA Kikinzoku Kogyo K.K. announced today that it acquired all shares of Metalor Electrotechnics (Suzhou) Ltd. (hereafter, "Metalor Suzhou") held by its group company Metalor Technologies International SA (hereafter, "Metalor") on April 1, 2023. Metalor Suzhou is Metalor's subsidiary in China, and this acquisition of shares makes Metalor Suzhou a wholly-owned subsidiary of TANAKA Kikinzoku Kogyo.
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TANAKA Contributes to Venture Capital Fund "DMC No. 1 Investment Limited Partnership" Aiming to Establish a Medical Venture Ecosystem in Japan Dec 20, 2022 10:00 JST More info..

TANAKA Memorial Foundation to Offer Precious Metals Research Grants of up to 5 Million Yen Sep 01, 2022 10:00 JST More info..

TANAKA Starts Taking Orders for Gold Bonding Wires Using "RE Series" 100% Recycled Precious Metals
Aug 30, 2022 10:00 JST

TANAKA Kikinzoku Kogyo K.K. announced today that its subsidiary TANAKA Denshi Kogyo K.K. will start taking orders for gold (Au) bonding wires manufactured using only "RE Series" 100% recycled precious metals. This is in addition to existing products which use raw materials that include gold directly produced from mines.
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TANAKA to Establish New Building at Hukou Plant, Expanding Its Precious Metal Recycling Business in Taiwan Jul 21, 2022 10:00 JST More info..

Neues Verfahren von TANAKA erzeugt ultradunne Ruthenium-Halbleiterschichten von hoher Qualitat Jul 12, 2022 16:00 JST More info..

TANAKA Establishes New Ruthenium Film Deposition Process that Contributes toward Miniaturization and Improved Durability of Semiconductors Jun 23, 2022 10:00 JST More info..

TANAKA Launches "RE Series" Using 100% Recycled Precious Metals Jun 08, 2022 10:00 JST More info..

TANAKA Memorial Foundation Announces Recipients of Precious Metals Research Grants Mar 31, 2022 10:00 JST More info..

TANAKA Develops Gold Shell Nanoparticles That Can Be Prepared in High Concentrations Using High Dispersion Stability Mar 24, 2022 10:00 JST More info..

TANAKA Denshi Kogyo to Establish New Plant in Hangzhou, China
Jan 12, 2022 10:00 JST

TANAKA Holdings Co., Ltd. (Head office: Chiyoda-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka) has announced that its subsidiary, TANAKA Denshi Kogyo K.K. (Head office: Kanzaki-gun, Saga; Representative Director & President: Shigeru Iseki), which is engaged in the production of various types of bonding wires, will establish a new plant in Hangzhou City, China, for the production of aluminum bonding wires for power semiconductors.
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TANAKA Memorial Foundation Announces Recipients of Precious Metals Research Grants Mar 31, 2021 10:00 JST The TANAKA Memorial Foundation's Representative Director, Hideya Okamoto, announced the recipients of the FY2020 Precious Metals Research Grants. More info..

TANAKA Receives 2020 Technology Award from Catalyst Manufacturers Association, Japan
Oct 29, 2020 10:00 JST

TANAKA Holdings Co., Ltd. (Head office: Chiyoda-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka) announced today that TANAKA Kikinzoku Kogyo K.K. (Head office: Chiyoda-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka), which operates the TANAKA Precious Metals manufacturing business, has received the 2020 Technology Award from the Catalyst Manufacturers Association, Japan, (CMAJ).
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TANAKA Develops "TRuST" Precursor for CVD/ALD Processes; Using Liquid Ruthenium Precursor to Achieve World's Highest Vapor Pressures
Sep 30, 2020 10:00 JST

TANAKA Holdings Co., Ltd. (Head office: Chiyoda-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka) announced today that TANAKA Kikinzoku Kogyo K.K. (Head office: Chiyoda-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka), which operates the TANAKA Precious Metals manufacturing business, has developed a new liquid ruthenium precursor named "TRuST" for CVD[1] and ALD[2] processes.
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TANAKA Wins Award in Industry of FY2019 FCDIC Honoring System
Sep 10, 2020 10:00 JST

TANAKA Holdings Co., Ltd. (Head office: Chiyoda-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka) announced today that TANAKA Kikinzoku Kogyo K.K. (Head office: Chiyoda-ku, Tokyo; Representative Director & CEO: Koichiro Tanaka), which operates the TANAKA Precious Metals manufacturing business, has won the "Award in Industry" under the FY2019 FCDIC Honoring System, which is run by the Fuel Cell Development Information Center (FCDIC).
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TANAKA Memorial Foundation to Offer Precious Metals Research Grants of up to 5 Million Yen Sep 01, 2020 10:00 JST The TANAKA Memorial Foundation (Representative Director: Hideya Okamoto) announced that it will take applications for research themes for FY2020 Precious Metals Research Grants between September 1 (Tue) and November 30 (Mon). More info..

TANAKA Selected in Ministry of Economy, Trade, and Industry's 2020 Global Niche Top Companies
Aug 05, 2020 10:00 JST

TANAKA Holdings Co., Ltd. announced today that TANAKA Kikinzoku Kogyo K.K., which operates the TANAKA Precious Metals manufacturing business, has been selected and awarded by Japan's Ministry of Economy, Trade, and Industry (METI) as one of its "Global Niche Top Companies Selection 100" (GNT Companies Selection 100) and has just received the certification.
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TANAKA Memorial Foundation Announces Recipients of Precious Metals Research Grants Mar 31, 2020 11:00 JST The TANAKA Memorial Foundation's Representative Director, Hideya Okamoto, announced the recipients of the FY2019 Precious Metals Research Grants. More info..

TANAKA to Provide Pure Gold, Pure Silver, and Pure Bronze Medals for the Tokyo Marathon 2020 on March 1
Feb 10, 2020 10:00 JST

TANAKA HOLDINGS Co., Ltd. (Head office: Chiyoda-ku, Tokyo; Representative Director and CEO: Akira Tanae) will provide and donate gold, silver, and bronze medals to the top three men and women finishers of the marathon and wheelchair marathon events at the Tokyo Marathon 2020 (a total of 12 medals).
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TANAKA Establishes New Base in India
Dec 16, 2019 13:30 JST

TANAKA HOLDINGS Co., Ltd. announced that TANAKA KIKINZOKU KOGYO K.K., which operates the TANAKA PRECIOUS METALS manufacturing business, will establish TANAKA KIKINZOKU (INDIA) Private Limited in Mumbai, India on December 23, 2019, as a new base of operations for sales strategies in India, the Middle East and Africa.
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