Thu, Dec 8 AM Opening
09:35 - 09:45 |
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09:35-09:45 |
Opening address/ General information ( 10 min. ) |
Thu, Dec 8 AM Session 1
09:45 - 11:15 |
| (1) |
09:45-10:00 |
Trade-off relations between measurement dependence and hiddenness for separable hidden variable models |
Ryo Takakura (Kyoto Univ.), Kei Morisue (Waseda Univ.), Issei Watanabe, Gen Kimura (SIT) |
| (2) |
10:00-10:15 |
Measurement-based quantum simulation of Abelian lattice gauge theories |
Hiroki Sukeno (Stony Brook Univ.), Takuya Okuda (UTokyo) |
| (3) |
10:15-10:30 |
Bounds for similarity of quantum dynamics |
Takuya Hatomura (NTT) |
| (4) |
10:30-10:45 |
Conserved charges in the quantum simulation of integrable spin chains |
Kazunobu Maruyoshi (Seikei Univ.), Takuya Okuda, Juan Pedersen (U. Tokyo), Ryo Suzuki (SEU), Masahito Yamazaki (U. Tokyo), Yutaka Yoshida (MGU) |
| (5) |
10:45-11:00 |
Generating quantum entanglement between macroscopic objects with continuous measurement and feedback control |
Daisuke Miki (Kyushu Univ.), Nobuyuki Matsumoto (Gakushuin Univ.), Akira Matsumura, Tomoya Shichijo, Yuuki Sugiyama, Kazuhiro Yamamoto (Kyushu Univ.), Naoki Yamamoto (Keio Univ.) |
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11:00-11:15 |
Break ( 15 min. ) |
Thu, Dec 8 AM Session 2
11:15 - 14:00 |
| (6) |
11:15-12:05 |
[Invited Talk]
Optical fiber cavity quantum electrodynamics and its applications |
Shinya Kato (Nanofiber Quantum Technologies) |
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12:05-12:15 |
Break ( 10 min. ) |
| (7) |
12:15-12:30 |
Experimental investigation of the consistency paradox using photon polarization entanglement |
Kengo Matsuyama, Ming Ji, Holger F. Hofmann, Masataka Iinuma (Hiroshima Univ AdSE) |
| (8) |
12:30-12:45 |
Design method of robust quantum gate in superconducting qubits |
Shu Watanabe (Univ. of Tokyo), Yutaka Tabuchi, Yasunobu Nakamura (RIKEN) |
| (9) |
12:45-13:00 |
Quantum state tomography of qudits via Hong-Ou-Mandel interference |
Yoshiaki Tsujimoto (NICT), Rikizo Ikuta (Osaka Univ.), Kentaro Wakui (NICT), Toshiki Kobayashi (Osaka Univ.), Mikio Fujiwara (NICT) |
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13:00-14:00 |
Lunch Break ( 60 min. ) |
Thu, Dec 8 PM Poster Session 1
14:00 - 15:00 |
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Thu, Dec 8 PM QIT46 Student Presentation Award Ceremony
15:00 - 15:15 |
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15:00-15:15 |
QIT46 Student Presentation Award Ceremony ( 15 min. ) |
Thu, Dec 8 PM Session 3
15:15 - 17:15 |
| (10) |
15:15-16:05 |
[Invited Talk]
Optimizing entanglement distribution in near-term quantum networks |
David Elkouss (OIST) |
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16:05-16:15 |
Break ( 10 min. ) |
| (11) |
16:15-16:30 |
Distributed Merlin-Arthur Synthesis of Quantum States and Its Applications |
Le Gall Francois, Masayuki Miyamoto, Harumichi Nishimura (Nagoya Univ.) |
| (12) |
16:30-16:45 |
Bounds on oblivious quantum multiparty communication complexity |
Francois Le Gall, Daiki Suruga (Nagoya Univ.) |
| (13) |
16:45-17:00 |
Improved Hardness Results for the Guided Local Hamiltonian Problem |
Ryu Hayakawa (Kyoto Univ.), Francois Le Gall (Nagoya Univ.), Sevag Gharibian (Paderborn University), Tomoyuki Morimae (Kyoto Univ.) |
| (14) |
17:00-17:15 |
Generation of Graph States and Rank-width |
Soh Kumabe (UTokyo), Ryuhei Mori (Tokyo Tech) |
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17:15-17:30 |
Break ( 15 min. ) |
Thu, Dec 8 PM Session 4
17:30 - 18:45 |
| (15) |
17:30-17:45 |
Measurement-based Quantum Reservoir Computing |
Toshiki Yasuda, Yudai Suzuki (Keio), Tomoyuki Kubota, Kohei Nakajima (Tokyo), Caoch (MITSUBISHI CHEMICAL), Hendra Nurdin (UNSW), Naoki Yamamoto (Keio) |
| (16) |
17:45-18:00 |
Optimal Measurement Configurations for Sequential Quantum Optimization of Variational Quantum Eigensolver |
Katsuhiro Endo (AIST/Keio Univ.), Hiroshi Watanabe (Keio Univ.), Yuki Sato (Toyota Central R&D Labs., Inc./Keio Univ.), Rudy Raymond (IBM Japan,Ltd./Keio Univ./The Univ. of Tokyo), Naoki Yamamoto, Mayu Muramatsu (Keio Univ.) |
| (17) |
18:00-18:15 |
Quantum subspace expansion based on fermionic shadow tomography for k-RDM estimation |
Nayuta Takemori (Osaka Univ.), Nobuyuki Yoshioka (Tokyo Univ.), Wataru Mizukami (Osaka Univ.) |
| (18) |
18:15-18:30 |
Quantum Fisher kernel for mitigating the vanishing similarity issue |
Yudai Suzuki, Hideaki Kawaguchi, Naoki Yamamoto (Keio Univ.) |
| (19) |
18:30-18:45 |
Quantum-Selected Configuration Interaction
-- Diagonalizing many-electron Hamiltonian in quantum-selected subspace -- |
Keita Kanno, Masaya Kohda, Ryosuke Imai, Sho Koh, Yuya O. Nakagawa (QunaSys) |
Fri, Dec 9 AM Session 5
09:30 - 10:45 |
| (20) |
09:30-09:45 |
Certified Everlasting Functional Encryption |
Taiga Hiroka, Tomoyuki Morimae (Kyoto Univ.), Ryo Nishimaki, Takashi Yamakawa (NTT) |
| (21) |
09:45-10:00 |
One-wayness in quantum cryptography |
Tomoyuki Morimae (Kyoto Univ.), Takashi Yamakawa (NTT) |
| (22) |
10:00-10:15 |
Security of decoy-state quantum key distribution with imperfect phase randomization |
Guillermo Currás-Lorenzo, Kiyoshi Tamaki (University of Toyama), Marcos Curty (University of Vigo) |
| (23) |
10:15-10:30 |
Finite-size security proof of binary-modulation continuous-variable quantum key distribution using only heterodyne measurement |
Shinichiro Yamano (Univ. of Tokyo), Takaya Matsuura (RMIT Univ.), Yui Kuramochi (Kyushu Univ.), Toshihiko Sasaki, Masato Koashi (Univ. of Tokyo) |
| (24) |
10:30-10:45 |
Refined security proof of the binary-modulation continuous-variable quantum key distribution |
Takaya Matsuura (RMIT Univ.), Shinichiro Yamano (Univ. of Tokyo), Yui Kuramochi (Kyushu Univ.), Toshihiko Sasaki, Masato Koashi (Univ. of Tokyo) |
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10:45-11:00 |
Break ( 15 min. ) |
Fri, Dec 9 AM Session 6
11:00 - 13:00 |
| (25) |
11:00-11:50 |
[Invited Talk]
Resource estimation and optimization of fault-tolerant quantum computing |
Yasunari Suzuki (NTT) |
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11:50-12:00 |
Break ( 10 min. ) |
| (26) |
12:00-12:15 |
Conditions of Partition for Constructing Single Quantum Deletion Error-Correcting Codes and Examples |
Manabu Hagiwara (Chiba Univ.) |
| (27) |
12:15-12:30 |
A highly accurate decoding of the surface code using Ising model solver |
Yusaku Takeuchi, Keisuke Fujii (Osaka Univ) |
| (28) |
12:30-12:45 |
Universal cost bound of quantum error mitigation based on quantum estimation theory |
Kento Tsubouchi, Takahiro Sagawa, Nobuyuki Yoshioka (UTokyo) |
| (29) |
12:45-13:00 |
Constructing quantum decoders based on complementarity principle |
Yoshifumi Nakata (KU), Takaya Matsuura (RMIT), Masato Koashi (UT) |
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13:00-14:00 |
Lunch Break ( 60 min. ) |
Fri, Dec 9 PM Poster Session 2
14:00 - 15:00 |
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Fri, Dec 9 PM Session 7
15:00 - 17:00 |
| (30) |
15:00-15:50 |
[Invited Talk]
Sample-efficient Hamiltonian learning of quantum many-body systems |
Tomotaka Kuwahara (RIKEN) |
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15:50-16:00 |
Break ( 10 min. ) |
| (31) |
16:00-16:15 |
A new information criterion for quantum state estimation |
Hiroshi Yano, Naoki Yamamoto (Keio Univ.) |
| (32) |
16:15-16:30 |
Efficiency of estimators for locally asymptotically normal quantum statistical models |
Koichi Yamagata (NII), Akio Fujiwara (Osaka Univ) |
| (33) |
16:30-16:45 |
Error trade-off relation for estimating momentum shift of relativistic spin-1/2 particle |
Shin Funada, Jun Suzuki (UEC) |
| (34) |
16:45-17:00 |
Universal decoding of a single qubit information: deterministic and exact protocol |
Satoshi Yoshida (UTokyo), Akihito Soeda (NII), Mio Murao (UTokyo) |
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17:00-17:15 |
Break ( 15 min. ) |
Fri, Dec 9 PM Session 8
17:15 - 18:40 |
| (35) |
17:15-17:30 |
On a proof of the Wigner-Araki-Yanase theorem for unbounded conserved observables |
Yui Kuramochi (Kyushu Univ.), Hiroyasu Tajima (UEC) |
| (36) |
17:30-17:45 |
Advance Sharing of Quantum Shares for Classical Secrets |
Rina Miyajima, Ryutaroh Matsumoto (Tokyo Tech) |
| (37) |
17:45-18:00 |
Success probability of quantum phase estimation algorithms using approximate quantum Fourier transforms |
Kiyonari Katsura, Noboru Kunihiro (Tsukuba Univ.) |
| (38) |
18:00-18:15 |
Shor's Algorithm Using Efficient Approximate Quantum Fourier Transform |
Kento Oonishi (MELCO), Noboru Kunihiro (UTsukuba) |
| (39) |
18:15-18:30 |
Secure multi-party quantum computation based on triorthogonal quantum error-correcting codes |
Petr Mishchenko, Keita Xagawa (NTT) |
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18:30-18:40 |
Closing address ( 10 min. ) |
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Thu, Dec 8 PM and Fri, Dec 9 PM (Same Contents) Posters List
14:00 - 15:00 |
| (40) |
14:00-15:00 |
[Poster Presentation]
A Note on Quantum Divide and Conquer for Minimal String Rotation |
Qisheng Wang (NU) |
| (41) |
14:00-15:00 |
[Poster Presentation]
Correction protocol of erasure errors on surface code for Rydberg quantum computer |
Fumiyoshi Kobayashi (Mercari/Osaka Univ.), Shota Nagayama (Mercari/Keio Univ) |
| (42) |
14:00-15:00 |
[Poster Presentation]
Suppressing quantum errors on a real quantum device |
Takahiro Yamamoto, Ryutaro Ohira (IBM Quantum) |
| (43) |
14:00-15:00 |
[Poster Presentation]
Universal quantum computation using qubit array that is controllable only in units of column and row |
Saki Tanaka, Tatsuya Tomaru, Chihiro Yoshimura, Hiroyuki Mizuno (HITACHI) |
| (44) |
14:00-15:00 |
[Poster Presentation]
Optimizing the coupling efficiency of collinear spontaneous parametric down-conversion photon pairs into single-mode fibers |
Geobae Park, Nicolas Schwaller, Ryo Okamoto, Shigeki Takeuchi (Kyoto Univ) |
| (45) |
14:00-15:00 |
[Poster Presentation]
QestOptPOVM: Numerical search for finding an optimal POVM for multiparameter estimation |
Jianchao Zhang, Jun Suzuki (UEC) |
| (46) |
14:00-15:00 |
[Poster Presentation]
Effect of entanglement on the trainability of over-parametrized quantum circuits |
Wolfgang Glaeser, Naoki Yamamoto (Keio Univ.) |
| (47) |
14:00-15:00 |
[Poster Presentation]
Mapping to Nearest-Neighbor Architectures by Appling Gaussian Elimination Iteratively |
Zanhe Qi, Shigeru Yamashita (Ritsumeikan Univ.) |
| (48) |
14:00-15:00 |
[Poster Presentation]
Quantum State Generation using DPQPSK Modulator for High Speed Quantum Key Distribution |
Yuki Sugawara, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.) |
| (49) |
14:00-15:00 |
[Poster Presentation]
A Hybrid Algorithm with Heterogeneous Ising Machines |
Akane Amino, Tomohiro Hattori, Shuta Kikuchi, Shu Tanaka (Keio Univ.) |
| (50) |
14:00-15:00 |
[Poster Presentation]
Determining Initial Qubit Layouts for Steiner-Gauss Elimination |
Yu Huan, Shigeru Yamashita (Ritsumeikan Univ) |
| (51) |
14:00-15:00 |
[Poster Presentation]
Application of Sequential minimal Optimization Methods to UCCSD ansatz |
Yuichiro Tashima (Osaka Univ.), Kosuke Ito, Hideaki Hakoshima (Osaka Univ. QIQB), Kosuke Mitarai, Keisuke Fujii (Osaka Univ.) |
| (52) |
14:00-15:00 |
[Poster Presentation]
Numerical validation of cross-entropy benchmarks under a general noise model |
Daisuke Sakurai, Kousuke Mitarai (Osaka Univ), Hideaki Hakoshima (Osaka Univ. QIQB), Keisuke Fujii (Osaka Univ) |
| (53) |
14:00-15:00 |
[Poster Presentation]
Using S Gates and Relative Phase Toffoli Gates to Improve T-Count depth in Quantum Boolean Circuit |
David Lawrence Bantug Clarino, Shohei Kuroda, Shigeru Yamashita (Ritsumeikan Univ) |
| (54) |
14:00-15:00 |
[Poster Presentation]
Disturbance Evaluation Circuit in Quantum Measurement |
Haruki Emori (Hokkaido Univ./NICT), Masanao Ozawa (Chubu Univ./Nagoya Univ.), Akihisa Tomita (Hokkaido Univ.) |
| (55) |
14:00-15:00 |
[Poster Presentation]
Two-photon phase singularity manifested by propagational distance control of photon pair generated by higher-order LG pump beam |
Takumi Jinushi, Hirokazu Kobayashi (KUT) |
| (56) |
14:00-15:00 |
(%%% This presentation was CANCELLED)
[Poster Presentation]
Generation of optical vortex arrays by Dammann grating with electron beam resist |
Sohei Kohara, Yoko Miyamoto (UEC) |
| (57) |
14:00-15:00 |
[Poster Presentation]
Efficient polarization-entangled photon-pair generation by passive optical components: Theoretical background |
Kaito Shimizu, Emi Yukawa, Kaoru Sanaka (TUS) |
| (58) |
14:00-15:00 |
[Poster Presentation]
Experimental design for orbital angular momentum entanglement state photon source and detection system |
Kakeru Kumano, Daiki Watanabe, Yoko Miyamoto (UEC) |
| (59) |
14:00-15:00 |
[Poster Presentation]
Generation of optical vortex arrays by Dammann grating |
Sohei Kohara, Masaki Arai, Yoko Miyamoto (UEC) |
| (60) |
14:00-15:00 |
[Poster Presentation]
Static and Dynamic Properties of Error Mitigation Methods for Ising Machines |
Kanta Hino, Shu Tanaka (Keio Univ.) |
| (61) |
14:00-15:00 |
[Poster Presentation]
Optimizing the driving pulse waveform for entanglement generation between distant ion-cavity systems |
Kazufumi Tanji, Wojciech Roga (Keio Univ.), Hiroki Takahashi (OIST), Masahiro Takeoka (Keio Univ.) |
| (62) |
14:00-15:00 |
[Poster Presentation]
An information-spectrum approach to entanglement purification and distillation |
Motoki Achiwa, Tomohiro Ogawa (UEC) |
| (63) |
14:00-15:00 |
[Poster Presentation]
Quantum Noise Measurements with a GHz-Bandwidth Low-Noise Balanced Detector |
Sakurako Seino, Takuya Hirano (Gakushuin Univ.) |
| (64) |
14:00-15:00 |
[Poster Presentation]
Formalizing quantum circuits with MathComp/SSReflect |
Takafumi Saikawa, Jacques Garrigue, Xuanrui Qi (Nagoya Univ.) |
| (65) |
14:00-15:00 |
[Poster Presentation]
Scalable surface-code quantum error correction based on cavity-QED network |
Rui Asaoka, Yasunari Suzuki, Yuuki Tokunaga (NTT) |
| (66) |
14:00-15:00 |
[Poster Presentation]
Modified BB84 quantum key distribution protocol robust to source imperfections |
Margarida Pereira, Guillermo Currás-Lorenzo (Univ. Toyama), Álvaro Navarrete (Univ. Vigo), Akihiro Mizutani (Mitsubishi Electric Corporation), Go Kato (NICT), Marcos Curty (Univ. Vigo), Kiyoshi Tamaki (Univ. Toyama) |
| (67) |
14:00-15:00 |
[Poster Presentation]
Improvement of Squeezing using a Spatial Light Modulator controlled by Machine Learning |
Amari Jorge (Gakushuin Univ.), Takai Junnosuke (Gakushuin Univ), Hirano Takuya (Gakushuin Univ.) |
| (68) |
14:00-15:00 |
[Poster Presentation]
Probabilistic unitary synthesis with optimal accuracy |
Seiseki Akibue (NTT), Go Kato (NICT), Seiichiro Tani (NTT) |