TOKYO OHKA KOGYO CO., LTD. (Headquarters: Kawasaki, Kanagawa, Japan; President: Noriaki Taneichi; the “Company”) is honored to announce that it was presented with the Outstanding Supplier Performance Award in Quality in Front End Materials at the Micron Supplier Day 2026. The event, held in Boise, Idaho, United States was attended by top-level management of Micron and its suppliers, including TOKYO OHKA KOGYO CO., LTD. This award highlights our commitment to excellence in quality, innovation, and collaboration with Micron, a global leader in semiconductor memory and storage.

Award Ceremony

Comment from Toshihiko Nishiyama,
Deputy General Manager, Sales Division, TOKYO OHKA KOGYO CO., LTD.
“To meet the stringent quality requirements set by Micron’s global quality team for leading-edge processes, we fostered a shared mindset across the Company, proactively tackling difficult challenges and persistently pursuing practical improvements. As a result, we achieved the quality improvements Micron sought. This award recognizes those efforts and their outcomes.”

Partnership and Collaboration with Micron
The awards recognize the contributions of top suppliers whose outstanding performance helps Micron lead the industry in product excellence. The Company received the award in the “Front End Quality” category.

Micron Supplier Awards 2026
The Micron Supplier Awards is an annual accolade that celebrates outstanding supplier performance across 14 categories. The awards are determined through a comprehensive evaluation process that scores suppliers on various criteria. Categories include construction, front end capital, and IT & professional services. The full list of categories and winners is available on Micron’s website.

Supplier partnerships at Micron
Micron’s supplier program is designed to foster strong partnerships and ensure the highest standards of quality, innovation, and sustainability. Through this program, Micron collaborates closely with its suppliers to drive mutual success and deliver exceptional value to its customers.

About TOKYO OHKA KOGYO CO., LTD.
TOKYO OHKA KOGYO is a manufacturer of materials essential to semiconductor manufacturing, primarily photoresists and high-purity chemicals. Leveraging its strengths in microprocessing, high-purification and layering technologies, the Company contributes to advances in semiconductor performance and technological innovation through the development, manufacture and sale of materials.

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