TAIPEI, May 8 - Sony Semiconductor Solutions and Taiwan Semiconductor Manufacturing Co (TSMC) said they intend to create a new joint venture in Japan focused on the development and production of next-generation image sensors.
The proposed company will stack Sony's sensor design knowledge against TSMC's process development and manufacturing strengths, deepening the long-running technical collaboration between the two firms. Sony is slated to hold the majority stake in the venture.
Planned development and production lines for the joint venture are set to be installed at Sony's new fabrication facility in Koshi City, located in the Kumamoto region. The two firms said they have executed a non-binding memorandum of understanding and are negotiating potential capital commitments for the venture. Any investment decisions would depend on reaching a definitive agreement and satisfying customary closing conditions.
Both companies indicated that investment by the joint venture, together with additional capital spending by Sony at its existing Nagasaki plant, would be implemented in phases and aligned with market demand. The announcements made explicit that such phasing assumes the presence of support from the Japanese government.
The partners also said the collaboration will examine opportunities in physical artificial intelligence applications, naming automotive and robotics as areas of interest where advanced image sensors might be applied.
Sony has earlier signaled that it is open to outside investment partners for its chip business as it emphasizes the need for manufacturing investment. Separately, the two companies are connected through an existing venture, Japan Advanced Semiconductor Manufacturing, or JASM, which was established in 2021 and is majority-owned by TSMC. JASM's first fab in Japan began volume production in late 2024.
Context and implications
The planned venture pairs Sony's sensor architecture capabilities with TSMC's foundry and process engineering, targeting next-generation sensor products while locating capacity inside Japan. The structure of ownership, phased capital deployment tied to market demand, and explicit reliance on government support shape the near-term implementation path.