The 87th JSAP Autumn Meeting 2026
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Session Details

Oral presentation3 Optics and Photonics : 3.9 Optical quantum physics and technologies

[11a-E311-1~9]3.9 Optical quantum physics and technologies

Fri. Sep 11, 2026 9:30 AM - 11:45 AM JST
Fri. Sep 11, 2026 12:30 AM - 2:45 AM UTC
E311 (First Year Education Bld. E Block)
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[11a-E311-1]An efficient scaling of optical component count in photonic serial-to-parallel conversion circuits

〇Toshiyuki Tashima1, Hirofumi Gotoh1, Hijiri Murase1, Ryo Okamoto1, Shigeki Takeuchi1 (1.Kyoto Univ.)
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11a-E311-2]Linear-optical generation and Bell Measurement of three-component cat states

〇Shohei Kiryu1, Haruki Aoki1, Kazufumi Tanji1, Masahiro Takeoka1,2 (1.keio Univ., 2.NICT)
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11a-E311-3]Proposal for an all-optical implementation circuit of generalized quantum teleportation

〇Takaya Hoshi1, Akito Kawasaki1, Xiruo Yan1, Atsushi Sakaguchi1, Takumi Suzuki1, Tatsuki Sonoyama1, Hironari Nagayoshi1, Kosuke Fukui1, Kan Takase1, Warit Asavanant1 (1.OptQC Corp.)
10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11a-E311-4]Implementation of High-speed Dynamic Squeezing Gates via ASIC-based nonlinear feedforward

〇(M2)Dohoon Lim1, Takaya Hoshi1, Atsushi Sakaguchi2, Sota Kano1, Ritaro Takenaka1, Tetsuya Iizuka1, Takahiro Kashiwazaki3, Taichi Yamashima3, Asuka Inoue3, Takeshi Umeki3, Mamoru Endo1,2, Akira Furusawa1,2 (1.The Univ. of Tokyo, 2.RIKEN RQC, 3.NTT Device Technology Labs)
10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11a-E311-5]Qver 100-GHz real-time detection of 5 dB squeezing toward ultrafast continuous-variable optical quantum computing

〇Taichi Yamashima1, Takahiro Kashiwazaki1, Asuka Inoue1, Shunya Konno1, Akito Kawasaki2, Warit Asavanant2, Takeshi Umeki1, Akira Furusawa2,3,4 (1.Device Technology Labs., NTT, Inc., 2.OptQC Corp., 3.The Univ. of Tokyo, 4.Riken RQC)
10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11a-E311-6]Continuous-Wave Homodyne Measurement of a Two-Photon State Generated with 1.25-GHz Repetition-Rate Pulsed LightⅠ

〇Kan Oizumi1, Katsuki Nakashima1, Tatsuki Sonoyama2, Kazuma Takahashi1, Takumi Suzuki1, Takahiro Kashiwazaki4, Taichi Yamashima4, Asuka Inoue4, Takeshi Umeki4, Masahiro Yabuno5, Hirotaka Terai5, Shigehito Miki5, Mamoru Endo1,3, Akira Furusawa1,2,3 (1.Univ. of Tokyo, 2.OptQC, 3.RIKEN RQC, 4.NTT Device Technology Labs, 5.NICT)
11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11a-E311-7]Automated Optimization of Temporal Waveforms of Optical Non-Gaussian Quantum States for Arbitrary Target Waveforms

〇(D)Yu Nishizawa1, Li Kaixin1, Hiroko Tomoda1, Takahiro Kashiwazaki2, Takeshi Umeki2, Shigehito Miki3, Masahiro Yabuno3, Hirotaka Terai3, Yasunari Suzuki4, Shuntaro Takeda1 (1.Univ. of Tokyo, 2.Device Technology Labs, NTT, Inc., 3.NICT, 4.RIKEN RQC)
11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11a-E311-8]Efficient Implementation of Complex-Valued UCC Operators for Variational Quantum Algorithms

〇(M2)Moeko Harada1, Hiromichi Hayashi1, Haifeng Lang1, Kenichi L. Ishikawa1, Takeshi Sato1 (1.UTokyo)
11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[11a-E311-9]Sequential optimization for orbital-optimized variational quantum eigensolvers

〇Hiromichi Hayashi1, Takeshi Sato1 (1.The Univ. of Tokyo)
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