Nanofiber Quantum Technologies (NanoQT) is a Tokyo-based quantum technology company founded in 2022 that develops cavity-QED based, fiber-native quantum interconnects for networked quantum computing. The company secured $14 million in Series A funding in October 2025 led by Phoenix Venture Partners to build quantum interconnect infrastructure enabling scalable, modular quantum computing systems. NanoQT specializes in ultra-low-loss nanofiber cavity technology engineered for quantum processors, enabling strong atom-photon coupling and paving the way for scalable quantum interconnects that link quantum processing units via photons. With offices in Tokyo, Palo Alto, and College Park, the company focuses on developing quantum networking hardware essential for distributed quantum computing and quantum communication systems, contributing to Japan’s quantum technology ecosystem and advancing fiber-native quantum interconnect solutions for next-generation quantum computing architectures.
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