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Japanese tech giant NEC abandons quantum computer development plans

NEC Corporation has decided to discontinue its quantum computing project, marking a significant retreat from the company's ambitious push into next-generation computing technology. The decision reflects broader challenges facing the sector as companies reassess the viability and timeline of quantum computing commercialization.

LSN World News · 5 September 2026

Japanese tech giant NEC abandons quantum computer development plans

Japan's NEC Corporation has shelved its quantum computer development initiative, according to company announcements, ending a research effort that had positioned the technology conglomerate among global players pursuing quantum computing capabilities.

The Tokyo-based firm had invested considerable resources in quantum research, viewing the technology as crucial to maintaining competitiveness in advanced computing. Quantum computers, which leverage quantum mechanical phenomena to process information fundamentally differently from classical systems, have long been heralded as transformative for fields ranging from cryptography to pharmaceutical development.

NEC's withdrawal underscores the mounting technical and financial hurdles confronting quantum computing development. Despite significant investments from technology leaders and well-funded startups, commercial applications remain limited and timelines for practical quantum advantage continue to stretch beyond initial projections.

The move signals a potential shift in Japan's technological strategy, though other Japanese firms and research institutions continue pursuing quantum initiatives. Global competition in the quantum sector remains intense, with major technology companies and specialized startups maintaining substantial development programs despite setbacks and extended commercialization horizons.