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● TRACKER Updated 21d ago · 8 sources tracked

Japan’s Full-Stack Neutral-Atom Quantum Computer is Operational

Japan has launched its first full-stack neutral-atom quantum computer, named 'Shunkai', which is currently operational. The computer is expected to start with around 50 qubits and is powered by a US-made quantum processor. This development marks a significant milestone in Japan's quantum computing capabilities.

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  • ✓ Japan's first full-stack neutral-atom quantum computer is operational.
  • ✓ The computer is named 'Shunkai'.
  • ✓ The computer is expected to start with around 50 qubits.
  • ✓ The computer is powered by a US-made quantum processor.
🛡️ Source Corroboration: 8 independent reporting domains (100% confidence) ⏱ Read time: ~2 min

What changed

The Institute for Molecular Science (IMS) announced on August 24, 2026, that Japan's first full-stack neutral-atom quantum computer 'Shunkai' is now operational.

Live updates

  1. Japan's First Full-Stack Neutral-Atom Quantum Computer is Operational

    Japan has launched its first full-stack neutral-atom quantum computer, named 'Shunkai', which is currently operational. The computer is expected to start with around 50 qubits and is powered by a US-made quantum processor. This development marks a significant milestone in Japan's quantum computing capabilities.

    Why it matters

    The launch of Japan's first full-stack neutral-atom quantum computer is a notable achievement in the country's efforts to advance its quantum computing technology. Neutral-atom quantum computers have the potential to offer improved performance and scalability compared to other types of quantum computers. This development is also significant in the context of the global quantum computing landscape, where several countries are actively investing in and developing their quantum computing capabilities.

    What is confirmed

    • Japan's first full-stack neutral-atom quantum computer is operational.
    • The computer is named 'Shunkai'.
    • The computer is expected to start with around 50 qubits.
    • The computer is powered by a US-made quantum processor.

    What to watch next

    • Future updates on the performance and capabilities of the 'Shunkai' quantum computer
    • Announcements on potential applications and collaborations
    • Developments in Japan's quantum computing strategy and investments
    Sources used for this update (8)
    1. The Quantum Insider — Japan’s Full-Stack Neutral-Atom Quantum Computer is Operational
    2. nhk.or.jp — Japan develops its first neutral-atom quantum computer
    3. Stock Titan — Japan's first atom-based quantum computer is operational; it is expected to start with about 50 qubits
    4. Quantum Computing Report — Japan Operationalizes First Full-Stack Neutral-Atom Quantum Computer “Shunkai”
    5. Blockonomi — Infleqtion, Inc. (INFQ) Stock: Slides as Japan Launches First Neutral Atom Quantum Computer
    6. finance.yahoo.com — IMS Unveils Japan's First Full-stack Neutral-atom Quantum Computer "Shunkai," Now Operational
    7. www.finanznachrichten.de — Institute for Molecular Science, National Institutes of Natural Sciences: IMS Unveils Japan's First Full-stack Neutral-atom Quantum Computer "Shunkai," Now Operational
    8. interestingengineering.com — First 50-qubit neutral-atom quantum computer goes live in Japan with US-made QPU
    confidence 100%
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