Talks

2025 (Future and Past)

1. "Holographic AME states in black hole interiors", Tokyo Holography 2025, Hongo Campus, University of Tokyo, 9 - 13 July 2025, 

2. "Holographic AME states in black hole interiors", Quantum Connections: Linking Information, Gravity, and Many-Body Physics, UTOP Ubless Hotel, Jeju Island, Korea, 24 - 28 June 2025, (INVITED),

3. "Black hole interior from pseudo entropy", Seminar @ Kyushu University, Kyushu, Japan, 28 Feb. 2025 (in Japanese),

4. "Interior of Black Hole from Pseudo Entropy", Recent Developments in Black Holes and Quantum Gravity, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 20 Jan. 2025, (INVITED),

2024

1. 1. "Holography, sine-square deformation, and tensor network", Tensor Network States: Algorithms and Applications 2024, The Chinese University of Hong Kong, 17 Dec. - 20 Dec. 2024, (INVITED),

   2. "ブラックホールと量子情報", 談話会@神戸大学, 8 Nov. 2024,  (INVITED),

   3. "Black Hole Singularity and Timelike Entanglement", Quantum Extreme Universe: Matter, Information, and Gravity, Okinawa Institute of  Science and Technology, Japan, 21 Oct. - 25 Oct. 2024, 

   4. "Black Hole Singularity and Timelike Entanglement", Seminar @ Kyoto University, Kyoto, Japan, 17 Jul. 2024 (in Japanese)

   5. "Black Hole Singularity and Timelike Entanglement", Holography in Beijing 2024, Kavli ITS, University of Chinese Academy of Sciences, China, 1 Jul.- 5 Jul. 2024, 

   6. "Aspects of Pseudo Entropy",  Seminar @ College of Science and Technology, Nihon University, Online, 26 Apr. 2024 (in Japanese),

   7. "ホログラフィーと量子情報", OIST mini meeting：異分野融合による新たな科学の創造, Okinawa Institute of  Science and Technology, Japan, 20 Feb.- 21 Feb. 2024, (in Japanese), (INVITED),

2023

1. 1. "Sine square deformation and black hole in AdS/CFT", Tensor Network 2023, University of Tsukuba, Center for Computational Sciences, Tsukuba, Japan, 14 Nov. - 16 Nov. 2023, (in Japanese), (INVITED),

   2. "Linearity of mixed state measures and entanglement wedge cross section", ExU-YITP Workshop on Holography, Gravity and Quantum Information, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 12 Sep. - 16 Sep. 2023,

   3. “Generalized entanglement entropies based on holography”, 2023 年 8 月 場の理論と弦理論 2023, 京都大学基礎物理学研究所, (in Japanese), (INVITED),

   4. "Some candidates of atypical black hole microstates", Recent Developments in Quantum Physics of Black Holes 2023, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 3 Apr. - 7 Apr. 2023, (INVITED),

   5. "Non-equilibrium dynamics of black holes induced by inhomogeneous quantum quenches", ExU interdisciplinary seminar series, Online , 22 Feb. 2023 

2022

1. 1. "Simple toy models of (half-)wormholes", 第一回ブラックホール/量子重力勉強会, Osaka University, Osaka, Japan, 15 Oct. - 16 Oct. 2022, (in Japanese), (INVITED),

   2. "Holographic projection measurement and light-cone structure of ETW brane", Quantum extreme universe from quantum information, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 26 Sep. - 30 Sep. 2022,

   3. "Non-Equilibrating a Black Hole with Inhomogeneous Quantum Quench", JGRG online webiner, Online , 12 Sep. 2022, (INVITED),

   4. "Page Curve and Symmetries",  Seminar @ The University of Electro-Communications, Online , 29 Aug. 2022 (in Japanese),

   5. "重力/アンサンブル対応",  重力理論と弦理論の新基軸, Alliance tower Z, Oita, Japan, 30 Mar. - 2 Apr. 2022, (in Japanese), (INVITED),

   6.  "Pseudo entropy and its applications",  Tensor Network States: Algorithms and Applications (TNSAA) 2021-2022 Online Workshop, Online, 17-21 Jan. 2022, (INVITED),

   7. "Random States and (Half-)Wormholes",  Kagoshima Workshop on Quantum Aspects of Gravitation, Sun Amori, Kagoshima, Japan, 3-10 Jan. 2022,  (INVITED).

2021

1. 1. "Product of Random States and Spatial (Half-)Wormholes",  Seminar @ Kyoto University, Kyoto, Japan, 1 Dec. 2021 (in Japanese),

   2. "Spatial Wormholes from Averaging Product States", JPS Autumn (76th) Meeting, Online, 15 Sep. 2021 (in Japanese),

   3. "Product of Random States and Spatial (Half-)Wormholes",  String and Fields 2021,  Yukawa Institute for Theoretical Physics, Online, 23-27 Aug. 2021,

   4. "ワームホールは古典相関で作れるか？", 第2回ブラックホール研究会, Online, 16 May 2021, (in Japanese), (INVITED),

   5. "Pseudo Entropy in Quantum Many-Body Systems and Holography", Recent progress in theoretical physics based on quantum information theory, Online, 1 - 5 Mar. 2021, (INVITED).

2020

1. 1. "Pseudo Entropy: A Measure of Quantum Information from Quantum Gravity", CGP internal workshop, YITP Center for Gravitational Physics , 16 Dec. 2020,

   2. "Pseudo Entropy: A Measure of Quantum Information from Quantum Gravity", Osaka University, Online, 15 Dec. 2020,

   3. "Pseudo Entropy and Holography", Shinshu University, Online, 25 Nov. 2020, 

   4. "Gravity Edges Modes and Hayward Term",  String and Fields 2020,  Yukawa Institute for Theoretical Physics, Online, 16-20 Nov. 2020,

   5. "Pseudo Entropy and Holography", Hokkaido University, Online, 13 Nov. 2020,

   6. "Aspects of Odd Entropy and Holography",  JPS Autumn (75th) Meeting, Online, 15 Sep. 2020 (in Japanese),

   7.  "混合状態の量子もつれ を測る新たな量子情報量の導入 (A new quantum information measure for mixed-state entanglement)", Award lecture for JPS Young Scientist Award @ JPS Autumn (75th) Meeting, Online, 14 Sep. 2020 (in Japanese), (INVITED),

   8. "Pseudo Entropy and Holography”, Seminar @ Kobe University (Cosmology Group), Online, 5 Aug. 2020,

   9. “Pseudo Entropy and Holography”, Seminar @ Tokyo Institute of Technology, Online, 8 Jul. 2020,

   10. "エントロピーと重力エッジモードの関係について (Entropy and Area term as Gravity Edge Modes)", JPS Annual (75th) Meeting,Nagoya University, Japan, 19 Mar. 2020 (in Japanese),

   11. "混合状態の量子もつれ を測る新たな量子情報量の導入 (A new quantum information measure for mixed-state entanglement)",  Award lecture for JPS Young Scientist Award @ JPS Annual (75th) Meeting,  Nagoya University, Japan, 16 Mar. 2020 (in Japanese), (INVITED),

   12. "Odd Entropy and Holography", Seminar @ Amsterdam University, Amsterdam, Netherlands, 5 Feb. 2020,

   13. "Odd Entropy and Holography", Seminar @ Max Planck Institute for Gravitational Physics (Albert Einstein Institute), Potsdam, Germany, 28 Jan. 2020.

1. 1. "Odd Entropy and Holography",  Simons Collaboration on It from Qubit Annual Meeting 2019, Gerald D. Fischbach Auditorium, New York, United States, 05-06 Dec. 2019 (Poster)(INVITED),

   2. "Odd Entropy and Holography", Seminar @ Tokyo University, Komaba Campus, Tokyo, Japan, 31 Oct. 2019 (in Japanese),

   3. “Entanglement Wedge Cross Section from the Dual Density Matrix",  Strings 2019, Flagey, Brussels, Belgium, 9-13 July 2019 (Poster) (Honorary Mention),

   4. “A Generalized Entanglement Entropy and Holography", It from Qubit school/workshop, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 27 June 2019 (INVITED), 

   5. “A Generalization of the Entanglement Entropy and Holography", Seminar @ Tsukuba University, Ibaraki, Japan, 15 May 2019,

   6. “A Generalization of the Entanglement Entropy and Holography", Seminar @ Yukawa Institute for Theoretical Physics, Kyoto, Japan, 26 Apr. 2019,

   7. “A Generalization of the Entanglement Entropy and Holography", Seminar @ Rikkyo University, Tokyo, Japan, 23 Apr. 2019 (in Japanese),

   8. “A Generalized Entanglement Entropy and Holography", JPS Annual (74th) Meeting, Kyushu University, Japan, 15 Mar. 2019 (in Japanese),

   9. “A Generalized Entanglement Entropy and Holography", Seminar @ Kyoto University, Kyoto, Japan, 13 Feb. 2019 (in Japanese),

   10. “Emergence of Bulk Geometries from Conformal Field Theory",  Ph.D. defense @ Osaka University, Osaka, Japan, 7 Feb. 2019.

2018

1. 1. “A Generalized Entanglement Entropy and Holography",  One-day workshop for QFT and string theory @ Nambu Symposium 2018, Osaka City University, Japan, 14 Dec. 2018 (INVITED),

   2.  “Entanglement Wedge Cross Section from the Dual Density Matrix",  Seminar @ Yukawa Institute for Theoretical Physics, Kyoto, Japan, 25 Oct. 2018,

   3. “A Generalized Entanglement Entropy and Holography", Seminar @ Korea Institute for Advanced Study, Seoul, Korea, 18 Oct. 2018,

   4.  “Partial Transposition & an Odd Generalization of the Entanglement Entropy",  2018 Eken Summer School, Nagoya University, Nagoya, Japan, 25-27 Sep. 2018 (in Japanese) (INVITED),

   5.  “Conformal blocks and AdS geometries”, Recent Developments in Gauge Theory and String Theory, Keio University, Hiyoshi Campus, Kanagawa, Japan, 18 - 20 Sep. 2018 (INVITED),

   6. “Towards Entanglement of Purification for Conformal Field Theories”,  Strings and Fields 2018, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 29 Jul. - 3 Aug. 2018,

   7. “Conformal blocks and its application to cross section”,  New Frontiers in String Theory 2018 , Yukawa Institute for Theoretical Physics, Kyoto, Japan, 2 Jul. - 3 Aug. 2018,

   8. “Entanglement of Purification at Large Central Charge”,  Strings 2018, Okinawa Institute of Science and Technology Graduate University, Okinawa, Japan, 25-29 Jun. 2018 (Poster),

   9.  “Towards Entanglement of Purification for Conformal Field Theories”, Seminar @ Tokyo University, Komaba Campus, Tokyo, Japan, 20 Jun. 2018 (in Japanese),

   10. “Conformal Blocks from AdS geodesics”,  Seminar @ Yukawa Institute for Theoretical Physics, Kyoto, Japan, 8 Jun. 2018,

   11. “Conformal Blocks from AdS geodesics”, Seminar @ Tokyo University, Hongo Campus, Tokyo, Japan, 4 Jun. 2018 ,

   12. “Fermionic (geodesic) Witten diagrams”, JPS Annual (73th) Meeting , Tokyo University of Science, Noda Campus, Japan, 22-25 Mar. 2018 (in Japanese),

   13.  “Towards Entanglement of Purification for Conformal Field Theories”, Holography, Quantum Entanglement and Higher Spin Gravity II , Yukawa Institute for Theoretical Physics, Kyoto, Japan, 14-16 Mar. 2018, 

   14. “Geodesic Witten diagrams with various representations”, Kavli Asian Winter School on Strings, Particles, and Cosmology 2018 , International Centre for Theoretical Sciences, Bengarule, India, 8-18 Jan. 2018 (Poster and Gong show).

2017

1. 1.  “Entanglement Entropy for Gauge Theories with Matter”,  Seminar @ Kobe University, Hyogo, Japan, 22 Dec. 2017 (in Japanese),

   2. “Geodesic Witten diagram for various representation”, KIAS-YITP Joint workshop 2017 Strings, Gravity and Cosmology, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 19-22 Sep. 2017 (Poster),

   3. “Geodesic Witten diagrams and Embedding space”, JPS Autum Meeting (72th), Ustunomiya University, Mine Campus, Tochigi, Japan, 12-15 Sep. 2017 (in Japanese),

   4. “Entanglement Entropy for 2D Gauge Theories with Matter”,  Strings and Fields 2017,  Yukawa Institute for Theoretical Physics, Kyoto, Japan, 7-11 Aug. 2017,

   5. “Geodesic Witten diagrams for conserved currents”, Quantum Gravity, String Theory and Holography, Yukawa Institute for Theoretical Physics, Kyoto, Japan, 3-7 Apr. 2017,

   6. “Conformal Blocks from AdS Geodesics”,  JPS Annual (72th) Meeting, Osaka University, Toyonaka, Japan, 17-20 Mar. 2017 (in Japanese),

   7. “Geodesic Witten diagrams with an external spinning field”,  Seminar @ Nihon University, Tokyo, Japan, 17 Jan. 2017 (in Japanese),

   8.  “Geodesic Witten diagrams with an external spinning field”, Asian Winter School on Strings, Particles, and Cosmology, Sun Yat-Sen University, Zhuhai, China, 6-16 Jan. 2017 (Poster and Gong show).

2016

1.  “Geodesic Witten diagrams with an external spinning field”,  KEK Theory Workshop 2016,  KEK, Tsukuba, Japan, 6-9 Dec. 2016