[8] July 2024 (Instituto Superior Tecnico) “On dynamical tides of a Schwarzschild black hole”
(New horizons for psi, poster)
[7] November 2022 (University of Tokyo) “Vanishing Love of Black Holes in General Relativity: From Spacetime Conformal Symmetry of a Two-dimensional Reduced Geometry”
(The 31st Workshop on General Relativity and Gravitation in Japan, oral)
[6] July 2022 (Kyoto University) “Ladder operators and quasinormal modes in Banados-Teitelboim-Zanelli black holes"
(Workshop "Gravity", Yukawa Institute for Theoretical Physics, oral)
[5] December 2021(online) “The Aretakis constants and instability in general spherically symmetric extremal black hole spacetimes: higher multipole modes, late-time tails, and geometrical meanings”
(The 30th Workshop on General Relativity and Gravitation in Japan, oral)
[4] September 2021(online) “Stability of small charged anti-de Sitter black holes in the Robin boundary”
(Spanish-Portuguese Relativity Meeting EREP2021, oral)
[3] November 2020 (online) “Conserved quantities on the horizon instability of extremal black holes from asymptotic symmetries”
(The Online JGRG workshop, oral)
[2] November 2019 (Kobe University) “Instabilities of small charged Anti-de Sitter black holes”
(The 29th Workshop on General Relativity and Gravitation in Japan, oral)
[1] November 2018 (Rikkyo University) “The instability of small charged AdS Black Hole”
(The 28th Workshop on General Relativity and Gravitation in Japan, poster)
[11] June 2024 (Toyota Technological Institute) “Relativistic tidal effects beyond static tides "
(Seminar at Mathematical Physics Laboratory)
[10] June 2023 (Kyoto University) “Stability of relativistic tidal response against small potential modification"
(Seminar at Yukawa Institute for Theoretical Physics)
[9] January 2023 (Tokyo institute of technology) “Vanishing Love numbers of Black Holes in General Relativity: From Spacetime Conformal Symmetry of a Two-dimensional Reduced Geometry"
(Seminar at Theoretical Cosmology and Particle Physics Group)
[8] August 2022 (Rikkyo University) “Ladder operators and quasinormal modes in Banados-Teitelboim-Zanelli black holes"
(Workshop "Black-hole quasinormal-ringing")
[7] August 2022 (online) “Ladder operators and quasinormal modes in Banados-Teitelboim-Zanelli black holes"
(Seminar at Beijing Institute of Mathematical Sciences and Applications)
[6] October 2021 (online) “Horizon-instability of extremal black holes: geometrical meanings, conserved quantities, and late-time tails”
(Seminar at cosmology group and high energy astrophysics group in Waseda University)
[5] January 2021 (online) “instabilities of small charged anti-de Sitter black holes”
(The Online JGRG webinar series)
[4] November 2020 (online) “The Aretakis constants from asymptotic symmetries”
(Seminar at particle physics group in Chuo university)
[3] January 2020 (Rikkyo University) “Charged scalar field dynamics in charged Anti-de Sitter black holes”
(Workshop "GR in AdS")
[2] June 2019 (Chuo University) “instabilities of small charged anti-de Sitter black holes”
(Seminar at particle physics group in Chuo University)
[1] May 2019 (Rikkyo University) “instabilities of small charged anti-de Sitter black holes”
(The Joint seminar)
[13] March 2024 (online) “Late-time power-law tails in dynamical spacetimes"
(The spring Meeting2024, The Physical Society of Japan, oral)
[12] September 2023 (Tohoku University) “Stability of relativistic tidal response against small potential modification"
(The 78th Annual Meeting, The Physical Society of Japan, oral)
[11] September 2022 (Okayama University) “Tidal deformation of black holes in general relativity: From hidden conformal symmetry"
(The Autumn Meeting2022, The Physical Society of Japan, oral)
[10] March 2022 (online) “Charged hairy anti-de Sitter black holes in the Robin boundary"
(The 77th Annual Meeting, The Physical Society of Japan, oral)
[9] December 2021(online) “Wave phenomena near extremal black holes: late-time tails and geometrical interpretations”
(The 22nd Workshop on “Spacetime Singularities” in Japan, oral)
[8] December 2021(online) “Wave phenomena near extremal black holes”
(The 34th Rironkon symposium, oral)
[7] September 2021(online) “On the horizon-instability of extremal black holes”
(The Autumn Meeting2021, The Physical Society of Japan, oral)
[6] March 2021(online) “Application of mass ladder operators to black hole physics”
(The 76th Annual Meeting, The Physical Society of Japan, oral)
[5] September 2020 (online) “Dynamics of a neutral/charged scalar field in asymptotically anti-de sitter charged black holes”
(The Autumn Meeting2020, The Physical Society of Japan, oral)
[4] September 2020 (online) “On the asymptotic symmetry and the horizon instability of extremal black holes”
(The Autumn Meeting2020, The Physical Society of Japan, oral)
[3] December 2019 (the College Plaza in Akita Prefecture) “Black hole hair in scalar-tensor systems (consistent with positive mass theorems)”
(The 21st Workshop on “Spacetime Singularities” in Japan, oral)
[2] March 2019 (Kyushu University) “Instability of small charged AdS4 black hole”
(The 74th Annual Meeting, The Physical Society of Japan, oral)
[1] December 2018 (Kyushu University) “Instability of small charged AdS black hole”
(The 20th Workshop on “Spacetime Singularities” in Japan, oral)