NTT — independent third-party profile of a public API surface, by API Evangelist. NTT (Nippon Telegraph and Telephone Corporation) is a Tokyo-headquartered global technology and telecommunications group with roughly 340,000 employees and a 150-year history of innovation.
iot japan telecommunications photonics mobile-networks 5g sd-wan systems-integration apis-json enterprise-cloud network-apis smart-data-platform iown things-cloud
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Updated
Aug 30, 2026