NTT Research

NTT Research Inc. is the US research division of NTT (Nippon Telegraph and Telephone) founded in 2019, headquartered in Sunnyvale, California. NTT Research Physics & Informatics Laboratories conduct quantum computing research developing optical parametric oscillators (OPO) for quantum computing and quantum algorithms. The company collaborates with universities and quantum institutions advancing quantum computing hardware and quantum applications. NTT Research explores quantum optimization quantum machine learning and quantum simulation using coherent Ising machines and other quantum-inspired approaches. The company serves quantum research community and enterprise clients requiring quantum computing capabilities. NTT Research contributes to quantum computing advancement combining Japanese quantum research excellence with Silicon Valley innovation advancing practical quantum computing systems and quantum technology commercialization.