Japan's Mitsui Chemicals to buy chip materials maker JSR for $11.6bn

Business deals Japan's Mitsui Chemicals to buy chip materials maker JSR for $11.6bn Deal comes as part of push to restructure national semiconductor supply chain The heads of JSR, Mitsui Chemicals and Japan Investment Corp. pose for a photo after announcing the deal on Nov. 9. (Photo by Hikaru Yagi) EMI OKADA, NOZOMI OKUBO and TENSEI TANI November 10, 2026 02:24 JST TOKYO -- Mitsui Chemicals will purchase semiconductor materials maker JSR from state-backed Japan Investment Corp. in one of the largest acquisitions in the history of Japan's chemical sector, a deal that positions Mitsui as a leader in the chip materials industry. Read Next Business deals Mitsui Chemicals to buy Japan chip material maker JSR for over $8.2bn Semiconductors Indian chemical firms turn to foreign partners to crack chip supply chains Materials Surge in Chinese chemical imports puts Japan's industry on alert Semiconductors India's chip ambitions open door for Fujifilm, Tokyo Electron Technology Exclusive: Ajinomoto, Daikin expand chip materials ties with Taiwan Latest on Business deals Business deals Japan's ANA and Vietnam Airlines to launch revenue-sharing pact Business deals China blocks SoftBank's $5.4bn deal for ABB robotics division Business deals Major South Korean newspaper lines up rescue by tech, food companies Sponsored Content About Sponsored Content This content was commissioned by Nikkei's Global Business Bureau.