| Sep 30, 2026 |
New paper “An exponential query advantage from access to Stinespring dilation unitaries in quantum channel learning” is posted on arXiv.
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| Sep 30, 2026 |
New paper “Optimal learning of covariant quantum states and channels” is posted on arXiv.
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| Sep 29, 2026 |
New paper “Advantage of Sample Complexity in Quantum PAC Learning Requires Inverse Access to State-Preparation Unitaries” is posted on arXiv.
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| Aug 27, 2026 |
New paper “Asymptotically optimal purification of noisy unitary channels in any
dimension” is posted on arXiv.
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| Aug 3, 2026 |
New paper “Optimal complex conjugation of unknown isometry channels” is posted on arXiv.
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| Jun 11, 2026 |
New paper “Scaling-optimal purification of noisy qubit unitary channels” is posted on arXiv.
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| Jun 10, 2026 |
Our paper has been featured in 日刊工業新聞, XenoSpectrum, and Phys.org.
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| May 14, 2026 |
Our paper “Quantum Advantage in Storage and Retrieval of Isometry Channels” has been published in Physical Review Letters as Editor’s Suggestion. A press release is published on this paper (Japanese, English).
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| May 13, 2026 |
Our paper “Multicopy quantum state teleportation with application to storage and retrieval of quantum programs” has been published in Quantum.
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| Apr 1, 2026 |
I became an assistant professor at the University of Tokyo.
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