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#NTT

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Tech & Science

Quantum Teleportation to Quantum Computer: How a 1998 Lab Trick Became Japan's Optical Machine

In 1998, Akira Furusawa achieved the world's first unconditional quantum teleportation at Caltech. For two decades, no one knew what it was for. By 2024, that same trick was running an optical quantum computer on the cloud. From the teleportation misconception to the reframe that turned it into a processor, and the startup OptQC's push for a homegrown machine.

Business & Finance

NTT's Final Form: Is Japan's Telecom Giant Redesigning Itself, or Building a Monster?

What is NTT, one of Japan's largest telecom conglomerates, really building behind a decade of re-consolidation and its coming split of Docomo? We lay out the facts, then predict the 'final form' that emerges and the backbone it plans to earn from, comparing it with AT&T's failed media bet, SoftBank's reinvention, and India's Reliance playbook to find the real key to whether it works.

Tech & Science

Hollow-Core Fiber: Japan's Demo Aims to Run AI-Era Networks on a Tenth of the Power

Light travels faster through air than glass. By hollowing out the core, OKI, Lightera and Keio University demonstrated a world-first wideband single-fiber bidirectional link. Commercialized, it could cut network power by up to 90 percent. We unpack the race, where Microsoft is already in via its Lumenisity buy, as AI devours electricity.

Business & Finance

NVIDIA Pulls In Co-Packaged Optics by 5 Years: How Japanese Photonics Suppliers Power the AI Data Center Revolution

GPU-to-GPU optical interconnects were forecast to arrive around 2033. NVIDIA just pulled them in by five years, announcing they will ship in the 2028 Feynman GPU generation. As Co-Packaged Optics (CPO) hits mass production, Furukawa Electric is investing 38 billion yen to quintuple its DFB laser output, while Sumitomo Electric supplies critical components for NVIDIA's Quantum-X Photonics switches. We unpack the high-stakes race between NVIDIA, Broadcom, Intel, and NTT's IOWN — and where Japan's optical suppliers stand in it.

Tech & Science

Solar-Powered Floating Data Center: Yokohama Starts World-First 100% Renewable AI Infrastructure Experiment

On March 25, 2026, five partners, NYK Line, NTT Facilities, Eurus Energy, MUFG Bank, and the City of Yokohama, launched a world-first floating data center powered entirely by solar panels and batteries at Yokohama Port. How does this off-grid demonstration differ from the MOL-Hitachi used-ship concept, and what does it say about Japan's answer to the AI power crisis?

Tech & Science

6G Dead Zones Killed by Window Stickers: NTT's 3.5μm Liquid-Crystal Metasurface Taps LCD Factories for Mass Production

6G's high-frequency waves can't penetrate walls, so NTT invented a 3.5-micrometer liquid-crystal sheet you stick on windows that electrically bends radio waves to kill indoor dead zones. At one-tenth the thickness of conventional designs, it can be mass-produced on existing LCD factory lines. Japan just pulled ahead in the global RIS race where Nokia and Samsung are also sprinting.

Tech & Science

Satellite MIMO: NTT and JAXA Prove a World-First Technology That Could Connect Every Corner of the Planet

NTT and JAXA have completed the world's first orbital demonstration of satellite MIMO communication and IoT sensing technology aboard a low-Earth orbit satellite. By applying MIMO, the same technology that speeds up your smartphone, to space, they aim to double satellite data transmission capacity. The breakthrough could bring IoT connectivity to mountains, oceans, and remote islands where no cell towers exist.

Tech & Science

Docomo Starlink Direct: Japan's Largest Carrier Launches Free Satellite-to-Phone Service, Eliminating Dead Zones Nationwide

NTT Docomo launches 'docomo Starlink Direct' on April 27, 2026, offering free satellite-to-smartphone communication for 22 million subscribers. Using SpaceX's Starlink constellation of 650+ satellites as cell towers in space, the service covers mountains, remote islands, and seas across Japan. We compare it with KDDI's pioneering au service and T-Mobile's U.S. rollout.

Business & Finance

SKY Perfect JSAT's 100-Satellite Plan: Japan's Largest Satellite Operator Bets Big on Earth Observation

Asia's largest satellite operator SKY Perfect JSAT has unveiled plans to build a 100-satellite constellation combining Earth observation and communications. With a $230M investment in Planet Labs' Pelican satellites and expanded partnerships with QPS Institute, the company is positioning itself as a 'space solutions provider', taking a fundamentally different approach from SpaceX's Starlink and Amazon's Leo broadband networks.

Entertainment & Culture

ONE OK ROCK's 'Wherever you are' Charts for 228 Weeks on Billboard JAPAN Hot 100 — The Story Behind a 4.5-Year Hit

ONE OK ROCK's 'Wherever you are' has charted for 228 weeks on the Billboard JAPAN Hot 100 — roughly 4.5 years. Originally a deep cut from their 2010 album, the ballad became Japan's most beloved wedding song after a TV commercial boosted its popularity. With 400M+ streams and 536 consecutive weeks in the streaming top 300, it's an extraordinary long-hit story. What's your favorite ONE OK ROCK song?

Business & Finance

Submarine Cable Capacity Quadrupled: NTT's Multi-Core Fiber Could Reshape Global Internet Infrastructure

NTT has developed multi-core optical fiber technology that quadruples submarine cable capacity without changing cable structure. Achieving 192 cores (48 fibers × 4 cores) with deployment targeted for 2029, this Japanese innovation addresses the explosive data demands of the AI era. We explore the technology alongside Big Tech's submarine cable investment race.

Business & Finance

Photonic Chip Packaging: Japan's Shinko Electric Challenges TSMC in the Race to Build Light-Powered Semiconductors

Shinko Electric Industries is entering the photonic-electronic convergence manufacturing market as an OSAT, targeting CPO projects that TSMC won't take. With expertise in advanced packaging and optical alignment, this Japanese company aims to become the go-to manufacturer for Co-Packaged Optics — the technology set to slash AI data center power consumption by half. We break down the CPO race, NTT's IOWN initiative, and why NVIDIA, Intel, and AMD are all betting on light.

News, Society & Economy

Japan's $260B Semiconductor Ambition: Government Targets 40 Trillion Yen by 2040 with AI Chip Research Hubs

Japan's government has set an ambitious target of ¥40 trillion ($260B) in domestic semiconductor sales by 2040, announcing plans for cutting-edge AI research hubs. From Rapidus's 2nm chips in Hokkaido to TSMC's $17B 3nm fab in Kumamoto and JDI's $13B US display plant, we break down Japan's full semiconductor strategy—and compare it with the US CHIPS Act, EU Chips Act, and South Korea's and Taiwan's chip policies.