The 87th JSAP Autumn Meeting 2026
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Session Details

Oral presentationKS Sessions organized by JSAP's Professional Group : KS.2 Quantum Information Engineering Group

[9p-F212-1~16]KS.2 Quantum Information Engineering Group

Wed. Sep 9, 2026 1:30 PM - 6:00 PM JST
Wed. Sep 9, 2026 4:30 AM - 9:00 AM UTC
F212 (Frontier Rsch. in Applied Sci. Bld.)
1:30 PM - 1:45 PM JST(4:30 AM - 4:45 AM UTC)

[9p-F212-1]Automated Double Quantum Dot Tuning Using Local Vision Language Model

〇Shunsuke Ota1, Tetsuo Kodera1 (1.Science Tokyo)
1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)

[9p-F212-2]Magnet design for high-fidelity operation of silicon spin qubits at low fields

〇Sora Takahashi1, Tatsuya Matsuda1, Mori Watanabe1, Jun Yoneda1 (1.UTokyo)
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-F212-3]Evaluation of Hole Spin Relaxation Time in Pauli Spin Blockade
Using RF Reflectometry in a Planar MOS Silicon Double Quantum Dot

〇(M1)Takeru Sakai1, Sayyid Irsyadul Ibad1, Kenta Ebisawa1, Yusuke Sato1, Itaru Yanagi2, Mine Toshiyuki2, Ryuta Tsuchiya2, Digh Hisamoto2, Hiroyuki Mizuno2, Shunsuke Ota1, Tetsuo Kodera1 (1.Science Tokyo, 2.R&D Group, Hitachi, Ltd.)
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-F212-4]Two-component decay analysis of Pauli spin blockade readout signals in a Si-MOS double quantum dot

〇Takafumi Toshimitsu1, Shunsuke Ota1, Raisei Mizokuchi1, Ryutaro Matsuoka1, Itaru Yanagi2, Toshiyuki Mine2, Ryuta Tsuchiya2, Digh Hisamoto2, Hiroyuki Mizuno2, Tetsuo Kodera1 (1.Science Tokyo, 2.R&D Group, Hitachi, Ltd.)
2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-F212-5]Theoretical Study of Remote Qubit Coupling Using Topological Resonator Arrays

〇(M2)Toya Murashima1, Jing Huang1, Kazuyuki Kuroyama1 (1.IIS, Univ. of Tokyo)
3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-F212-6]An ultra-high stressed TiN membrane resonator with quality factors exceeding 108

〇(D)Yuki Matsuyama1, Shotaro Shirai2,1, Hirotaka Terai3, Yuji Hishida3, Atsushi Noguchi1,2,4 (1.Komaba Inst. for Science in Univ. of Tokyo, 2.RIKEN Center for Quantum Computing, 3.NICT, 4.InaRIS)
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[9p-F212-7]Observation of magnetic-field-induced resonance frequency shifts in high-Q superconducting TiN membrane resonators

〇(B)Daichi Sawachika1, Yuma Okabe1, Yuki Matsuyama2, Atsushi Noguchi2,3,4 (1.College of Arts and Sciences, Univ. of Tokyo, 2.Komaba Inst. for Science, Univ. of Tokyo, 3.RIKEN RQC, 4.InaRIS)
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-F212-8]Shelving Readout and Raman-Transition-Based Initialization of a Multimode Superconducting Qubit

〇Masato Shigefuji1, Shotaro Shirai2,1, Atsushi Noguchi1,2,3 (1.KIS Univ. of Tokyo, 2.RQC RIKEN, 3.InaRIS)
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[9p-F212-9]Self-Shunted Superconducting Flux Qubits with Ferromagnetic π-Junctions

〇Daiki Kurihara1, Koki Honda1, Tokunoshin Uchida1, Hiroki Kutsuma1, Hirotaka Terai2, Taro Yamashita1 (1.Tohoku Univ., 2.NICT)
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[9p-F212-10]Performance Evaluation of a 50-Channel DAC Board for Quantum CCD Trapped-Ion Quantum Computers

〇Yoshinori Kurimoto1, Shinichi Morisaka1,2, Takefumi Miyoshi1,2, Ryutaro Ohira1 (1.QuEL, Inc, 2.QIQB Univ. Osaka)
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[9p-F212-11]Demonstration of a Cryogenic Time-Division-Multiplexed Voltage Control System for Quantum CCD Trapped-Ion Quantum Computers

〇Ryutaro Ohira1, Shinichi Morisaka1,2, Yoshinori Kurimoto1, Toshiaki Inada3, Ippei Nakamura4, Takefumi Miyoshi1,2,7, Atsushi Noguchi4,5,6 (1.QuEL, Inc., 2.QIQB Univ. Osaka, 3.ICEPP Univ. Tokyo, 4.KIS Univ. Tokyo, 5.InaRIS, 6.RIKEN RQC, 7.e-trees)
4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation AwardEnglish Presentation

[9p-F212-12]Fabrication-Oriented Design of Bullseye Cavities on SiO2-Si Substrates for Photon-Spin Quantum Interfaces

〇Youheng Li1, Guangtai Lu1, Sangmin Ji3, Satoshi Iwamoto1,2 (1.RCAST Univ. Tokyo, 2.IIS Univ. Tokyo, 3.Hiroshima Univ.)
5:00 PM - 5:15 PM JST(8:00 AM - 8:15 AM UTC)

[9p-F212-13]Continuous-Variable Optical-Spin Interface via an Ensemble of Solid-State Spin Defects

〇Raustin Reyes1, Shun Kawakami1, Yoshihide Tonomura1, Koichi Takasugi1 (1.NTT Network Innovation Laboratories)
5:15 PM - 5:30 PM JST(8:15 AM - 8:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-F212-14]Improved fidelity of deterministic Bell-state measurement between an electron spin and a nitrogen nuclear spin in a diamond NV center

〇Taichi Fujiwara1, Masataka Aoki1, Taisei Matsushima1, Yuhei Sekiguchi1,3,4, Toshiharu Makino2,3,4, Kato Hiromitsu2,3,4, Hideo Kosaka1,3,4 (1.Grad. Sch. Eng., Yokohama Natl. Univ., 2.AIST, 3.QIC Yokohama Natl. Univ., 4.IAS, Yokohama Natl. Univ.)
5:30 PM - 5:45 PM JST(8:30 AM - 8:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-F212-15]Investigation of Noise Reduction in Optomechanical Crystals for Quantum Transducers

〇Daisuke Ito1, Yuhei Sekiguchi1,2,5, Hyuga Oka3, Byunggi Kim4, Michele Diego3, Keitaro Aoyama1, Rikuma Gonda1, Ryutaro Miyata1, Hodaka Kurokawa2,3,5, Masahiro Nomura2,3,5, Hideo Kosaka1,2,5 (1.Grad. Sch. Eng., Yokohama Natl. Univ., 2.QIC, Yokohama Natl. Univ., 3.IIS Univ. of Tokyo, 4.Science Tokyo, 5.IAS, Yokohama Natl. Univ.)
5:45 PM - 6:00 PM JST(8:45 AM - 9:00 AM UTC)

[9p-F212-16]Observation of Silicon G Centers by Resonant Excitation for Quantum Transducers

〇Akira Kamimaki1,2, Yuma Honda3, Rikuma Gonda3, Taichi Fujwara3, Daisuke Ito3, Yuhei Sekiguchi1,2,3, Kouta Takenaka1,2,4, Shinobu Onoda1,2,4, Hideo Kosaka1,2,3 (1.IAS, Yokohama Nalt. Univ., 2.QIC, Yokohama Nalt. Univ., 3.Dept. of Phys, , Yokohama Nalt. Univ., 4.QST)
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