• T. Tansuwannont, Y. Takada, and K. Fujii
    “Clifford gates with logical transversality for self-dual CSS codes” arXiv:2503.19790
  • Y. Maeda, Y. Suzuki, T. Kobayashi, T. Yamamoto, Y. Tokunaga, and K. Fujii,
    “Logical entanglement distribution between distant 2D array qubits” arXiv:2503.14894
  • K. Ichikawa, G. Hayashi, S. Ohuchi, T. Yokoyama, K. N. Okada, and K. Fujii,
    “Optimal elemental configuration search in crystal using quantum approximate optimization algorithm” arXiv:2503.09356
  • 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” Phys. Rev. Res. 7(1), 013035(2025). arXiv:2407.17810
  • B. Zhao, K. Ito, and K. Fujii,
    “Probabilistic channel simulation using coherence” Phys. Rev. Res. 6(4), 043316(2024). arXiv:2404.06775
  • Y. Kawase, K. Mitarai, and K. Fujii,
    “Quantum kernel t-distributed stochastic neighbor embedding” Phys. Rev. Res. 6(4), 043234(2024). arXiv:2312.00352
  • N. Guo, K. Mitarai, and K. Fujii,
    “Nonlinear transformation of complex amplitudes via quantum singular value transformation” Phys. Rev. Res. 6(4), 043227(2024). arXiv:2107.10764
  • K. Kobayashi, K. Fujii, and N. Yamamoto,
    “Feedback-driven quantum reservoir computing for time-series analysis” PRX Quantum 5, 040325(2024). arXiv:2406.15783
  • H. Mori, K. Fujii, and K. Mizuta,
    “Comment on “Multivariable quantum signal processing (M-QSP): prophecies of the two-headed oracle” Quantum 8, 1512(2024). arXiv:2310.00918
  • K. Mizuta, T N. Ikeda, and K. Fujii,
    “Explicit error bounds with commutator scaling for time-dependent product and multi-product formulas” arXiv:2410.14243
  • Y. Ito, H. Mori, K. Sakamoto, and K. Fujii,
    “Polynomial time constructive decision algorithm for multivariable quantum signal processing” arXiv:2410.02332
  • 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(2024). 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(2024). arXiv:2402.13958
  • T N. Ikeda and K. Fujii,
    “Measuring Trotter error and its application to precision-guaranteed Hamiltonian simulations” Phys. Rev. Res. 6(3), 033285(2024). arXiv.2307.05406
  • 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
  • N. Shirai, K. Kubo, K. Mitarai, and K. Fujii,
    “Quantum tangent kernel” Phys. Rev. Res. 6(3), 033179(2024). arXiv:2111.02951
  • A. Nakayama, H. Morisaki, K. Mitarai, H. Ueda, and K. Fujii,
    “Explicit quantum surrogates for quantum kernel models” arXiv:2408.03000
  • Y. Hirano, Y. Suzuki, K. Fujii,
    “MagicPool: Dealing with Magic State Distillation Failures on Large-Scale Fault-Tolerant Quantum Computer” arXiv:2407.07394
  • 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
  • K. Morimoto, Y. Takase, K. Mitarai, and K. Fujii,
    “Continuous optimization by quantum adaptive distribution search” Phys. Rev. Res. 6(2), 023191(2024). arXiv:2311.17353
  • R. Sakai, H. Matsuyama, WH. Tam, Y. Yamashiro, and K. Fujii,
    “Linearly simplified QAOA parameters and transferability” arXiv:2405.00655
  • Y. Hirano, T. Itogawa, and K. Fujii,
    “Leveraging Zero-Level Distillation to Generate High-Fidelity Magic States” arXiv:2404.09740
  • R. Watanabe, K. Fujii, and H. Ueda,
    “Variational quantum eigensolver with embedded entanglement using a tensor-network ansatz” Phys. Rev. Res. 6(2), 023009(2024). arXiv:2305.0653