๐ Mitsui Chemicals to buy JSR for & #036; 11.6 billion with DBJ backing Mitsui Chemicals plans to acquire JSR for & #036; 11.6 billion, with support from the Development Bank of Japan. The deal will bring a major chipmaking materials maker under Mitsui's control in one of Japan's largest chemicals and supply chain deals. The meaning is industrial as well as financial: consolidation around a strategic material supplier sharpens the connection between state-protected capital and semiconductor tapes. This is important for supply chain resilience, pricing power, and Tokyo's broader effort to secure the upstream technology sectors. Open sources - closed narratives.