H. Mori, K. Fujii, and K. Mizuta, “Comment on “Multivariable quantum signal processing (M-QSP): prophecies of the two-headed oracle”” Quantum 8, 1512,arXiv:2310.00918
K. Sakamoto, H. Morisaki, J. Haruna, E. Itou, K. Fujii, and K. Mitarai “End-to-end complexity for simulating the Schwinger model on quantum computers” Quantum 8, 1474, arXiv:2311.17388v3
Y. Takada and K. Fujii, “Improving threshold for fault-tolerant color code quantum computing by flagged weight optimization” PRX Quantum 5, 030352. arXiv:2402.13958
H. Mori, K. Mitarai, and K. Fujii “Efficient state preparation for multivariate Monte Carlo simulation” arXiv:2409.07336
Y. Akahoshi, R. Toshio, J. Fujisaki, H. Oshima, S. Sato, and K. Fujii “Compilation of Trotter-Based Time Evolution for Partially Fault-Tolerant Quantum Computing Architecture” arXiv:2408.14929
R. Toshio, Y. Akahoshi, J. Fujisaki, H. Oshima, S. Sato, and K. Fujii “Practical quantum advantage on partially fault-tolerant quantum computer” arXiv:2408.14848
A. Nakayama, H. Morisaki, K. Mitarai, H. Ueda, and K. Fujii “Explicit quantum surrogates for quantum kernel models” arXiv:2408.03000
D. Arai, K. N. Okada, Y. Nakano, K. Mitarai, and K. Fujii “Scalable circuit depth reduction in feedback-based quantum optimization with a quadratic approximation” arXiv:2407.17810
Y. Hirano, Yasunari Suzuki, K. Fujii “MagicPool: Dealing with Magic State Distillation Failures on Large-Scale Fault-Tolerant Quantum Computer” arXiv:2407.07394
K. Kobayashi, K. Fujii, and N. Yamamoto “Feedback-driven quantum reservoir computing for time-series analysis” arXiv:2406.15783
B. Zhao and K. Fujii “Variational quantum Hamiltonian engineering” arXiv:2406.08998
T. Ichikawa, H. Hakoshima, K. Inui, K. Ito, R. Matsuda, K. Mitarai, K. Miyamoto, W. Mizukami, K. Mizuta, T. Mori, Y. Nakano, A. Nakayama, K.N. Okada, T. Sugimoto, S. Takahira, N. Takemori, S. Tsukano, H. Ueda, R. Watanabe, Y. Yoshida, and K. Fujii “Current numbers of qubits and their uses” Nature Reviews Physics 6, 345-347(2024). arXiv:2307.16130
“A comprehensive survey on quantum computer usage: How many qubits are employed for what purposes?” arXiv:2307.16130