NTT 

NTT, Inc. functions as a prominent telecommunications provider with a significant presence across Japan and internationally. The company structures its operations across four primary divisions: Integrated ICT Business, Regional Communications Business, Global Solutions Business, and its diverse "Others" segment. Within its Integrated ICT unit, NTT delivers an array of services including mobile communications, domestic long-distance and international telephony, integrated solutions, and system development. The Regional Communications division focuses on local (intra-prefectural) communication services and associated support. For its global clientele, the Global Solutions segment offers comprehensive offerings such as system integration, network infrastructure, cloud computing, and global data center management, alongside consulting, managed services, and custom system and software development. Furthermore, the "Others" segment diversifies the company's activities through interests in real estate, construction, and the energy sectors. Founded in 1952, NTT, Inc. was previously known as Nippon Telegraph and Telephone Corporation, officially transitioning to its current name in July 2025. Its corporate headquarters are situated in Tokyo, Japan.