OptQC株式会社

OptQC株式会社 is a Japanese company focused on the research, development, and provision of photonic quantum computers. Its website states that it aims to commercialize next-generation computing through optical quantum technology, and describes its approach as centered on scalability, energy efficiency, and integration with optical communications.

The company says it was launched from foundational optical quantum research in the University of Tokyo's Furusawa laboratory. Its corporate profile lists business activities as research, development, and provision of photonic quantum computers, with headquarters and a colocated research site in Tokyo. The site also states that OptQC completed a seed funding round of 650 million yen in January 2025 and highlights milestones including a photonic quantum computer demonstration at the NTT R&D Forum in November 2024.