Fujitsu Quantum
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Leading the business with quantum computers in 2030
Quantum computing is a pivotal technology poised to drive significant advancements and transformative changes across society and business. By 2030, as its computing power scales dramatically, Fujitsu believes that a significant disparity will emerge between enterprises leveraging quantum technology and everyone else. Fujitsu is committed to supporting customers in becoming early adopters of quantum computing to maximize the competitive benefits of this transformative era.
Solving complex social challenges with quantum technology
Quantum computers are well suited to rapidly process complex problems that push the limits of conventional computing. This unique ability to perform computations previously deemed intractable will accelerate the creation of new value, and enable groundbreaking discoveries and problem-solving across numerous fields, including materials science, drug discovery, and financial forecasting.
Fujitsu's quantum computing R & D strategy
Fujitsu, in collaboration with leading research institutes worldwide, promotes R & D across all areas of quantum technology - from hardware (such as quantum devices, integration, and quantum state control) to foundational software (quantum platform and quantum software), as well as practical quantum applications, with the goal of progressing towards widespread commercial use of quantum computers.
World-leading quantum computing technology
Fujitsu is dedicated to leading global R&D in quantum technology, and accelerating its real-world adoption.
World-leading 256-qubit superconducting quantum computer
In April 2025, Fujitsu, in joint development with RIKEN, developed a world-leading 256-qubit superconducting quantum computer. It has been available to companies and research institutions since the first quarter of fiscal 2025.
1,000 qubits computer scheduled for 2026 installation
Fujitsu is currently developing a 1,000-qubit superconducting quantum computer, scheduled to be installed in a new building at the Fujitsu Technology Park and launched in 2026.
National project for the industrialization of quantum computers
Fujitsu’s medium-term goal is to complete the construction of a superconducting quantum computer with a capacity exceeding 10,000 qubits by fiscal 2030. As part of these efforts, we are participating in a national project promoted by NEDO, which runs until fiscal year 2027.
Diamond spin quantum computer
Fujitsu is also exploring optional alternatives to superconducting quantum systems. Comparatively, the Diamond spin approach offers superior scalability through optical interconnects. In March 2025, we achieved the world's first high-precision quantum gate operation with an error probability below 0.1%, a crucial step toward large-scale quantum computing.
Error impact reduction technology accelerating the realization of practical quantum computing
The space-time efficient analog rotation quantum computing architecture, jointly developed by Fujitsu and Osaka University, enables large-scale calculations with just 60,000 qubits, significantly fewer than the estimated 1 million qubits typically thought necessary. This successfully executed a calculation in approximately 10 hours that would take a classical computer five years.
World's largest 40 qubit quantum computer simulator
Since October 2023, Fujitsu has made available, the world's largest 40-qubit quantum computer simulator. This is a significant offering to promote the research and development of practical quantum applications across industries.
Cloud enabled hybrid quantum platform
Fujitsu provides one of the world's largest combined platforms of quantum computers and quantum simulators. With linkages to external libraries, this allows for seamless switching between noisy real machines and noise-free quantum simulators.
Open-source software for quantum cloud services
Fujitsu has launched an open-source software initiative, one of the largest of its kind globally, for operating quantum computers in the cloud. It covers everything from setup to operation, and users can customize it freely to meet their individual needs.
Deployments: a solid step toward practical use
Please feel free to contact us for more information or for consultation regarding quantum computer implementation, the use of quantum simulators, and joint research. Fujitsu provides comprehensive support for the use of these quantum computers.
Empowering enterprise quantum application development
Fujitsu believes that organizations that will lead the upcoming competitive race for quantum computing will be those who have spent sufficient time researching and developing quantum applications to solve intractable challenges in their respective domains. For this purpose, it is imperative to use quantum simulators in conjunction with quantum computers. Fujitsu offers technologies and solutions that integrate its world-leading superconducting quantum computer, one of the world's largest quantum simulators, as well as proprietary AI technologies through a common platform. This empowers customers to rapidly advance their quantum application development, addressing their specific computational requirements, and solving their domain-specific challenges. Joint research is already underway in Japan, with leading companies across various industries, including materials, medical care, and finance.
Solutions from Fujitsu
Fujitsu offers the following solutions:
Fujitsu's quantum computer development roadmap
Fujitsu’s ambitious target for fiscal 2030 involves the construction of a large-scale superconducting quantum computer with a capacity exceeding 10,000 qubits. Furthermore, from fiscal 2030 and beyond, we plan to pursue advanced research initiatives targeting the integration of superconducting and diamond spin-based qubits. By fiscal 2035, we aim to realize a 1,000 logical qubit machine, considering the possibility of multiple interconnected quantum bit-chips. Fujitsu is committed to driving forward the long-term development of practical and industrialized quantum computing solutions across all aspects.
Learn more about Fujitsu's quantum computers
Upcoming events
September 10-12, 2025
SEMICON Taiwan 2025
September 16-17, 2025
Bitkom Quantum Summit 2025
September 16-18, 2025
Quantum World Congress 2025
