Key Facts
• October 24, 2025: TSMC and JASM sign location agreement with Kumamoto officials.
• $13.9 billion (approx. ¥2 trillion) investment for the second factory.
• Construction area: 69,000 square meters, located east of the first factory.
• Factory to produce advanced 6-nanometer semiconductors.
• 1,700 jobs expected to be created.
• Full-scale operations targeted for December 2027.
• October 24, 2025: Main construction begins with heavy machinery on-site.
• JASM President Yuichi Horita emphasizes commitment to Kumamoto’s semiconductor industry growth.
• Governor Kimura pledges support for regional semiconductor development.
• Groundwater conservation and traffic congestion measures to be implemented.
• By 2025, groundwater replenishment expected to exceed 8 million tons, sufficient for factory needs.
Summary
Taiwan Semiconductor Manufacturing Company (TSMC) has commenced construction of its second factory in Kumamoto, Japan, following a location agreement signed on October 24, 2025, between its subsidiary JASM and local officials. The project involves a $13.9 billion investment and a 69,000-square-meter facility to produce advanced 6-nanometer semiconductors. The factory, located east of TSMC’s first Kumamoto plant, is expected to create 1,700 jobs and begin operations in December 2027. JASM President Yuichi Horita highlighted the company’s dedication to advancing Kumamoto’s semiconductor industry, while Governor Kimura expressed support for the initiative. Measures for groundwater conservation and traffic management are in place, with groundwater replenishment projected to exceed 8 million tons by 2025, ensuring sufficient resources for the factory. Construction officially began on October 24, 2025, with heavy machinery deployed at the site.
