Updated on June 8, 2018

For future talks, see the homepage.

# Research Talks

## 2018

- CR geometry and ACH-Einstein metrics
- QMAP Seminar
- University of California, Davis (Davis, CA, USA)
- April 13, 2018
- Notes
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Differential Geometry Seminar
- University of California, Riverside (Riverside, CA, USA)
- January 26, 2018
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Geometry Seminar
- Stanford University (Stanford, CA, USA)
- January 24, 2018

## 2017

- Foundations and developments of Poincaré-Einstein metrics
- Geometric Analysis in Geometry and Topology 2017
- Tokyo University of Science (Shinjuku-ku, Tokyo, Japan)
- December 19–20, 2017
- Notes
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Special Session: Differential Geometry, The Third Pacific Rim Mathematical Association Congress
- Instituto Tecnológico de Oaxaca (Oaxaca, Mexico)
- August 18, 2017
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Differential Topology Seminar
- Kyoto University (Kyoto, Kyoto, Japan)
- August 1, 2017
- On Sp(2)-invariant asymptotically complex hyperbolic Einstein metrics on the 8-ball
- Geometry Seminar
- Osaka University (Toyonaka, Osaka, Japan)
- July 24, 2017
- On Sp(2)-invariant asymptotically complex hyperbolic Einstein metrics on the 8-ball
- Geometric Complex Analysis Seminar
- The University of Tokyo (Meguro-ku, Tokyo, Japan)
- June 12, 2017
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Geometry Seminar
- Nagoya University (Nagoya, Aichi, Japan)
- January 24, 2017

## 2016

- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Differential Geometry and Topology Seminar
- Keio University (Yokohama, Kanagawa, Japan)
- October 17, 2016
- Geometric analysis on asymptotically hyperbolic manifolds
- Aso Geometry Conference
- Kyukamura Minami-aso (Takamori, Kumamoto, Japan)
- September 11, 2016
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- The Second China-Japan Geometry Conference
- Fujian Normal University (Fuzhou, P. R. China)
- September 7, 2016
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- FUDAN-RUC Joint Workshop on Geometric Analysis
- Jingzhai Hotel (Suzhou, P. R. China)
- August 28, 2016
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Hayama Symposium on Complex Analysis in Several Variables XVIII
- Shonan Village Center (Hayama, Kanagawa, Japan)
- July 17, 2016
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- The 11th Korean Conference on Several Complex Variables
- Kolon Hotel (Gyeongju, South Korea)
- July 5, 2016
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Geometry Colloquium
- The University of Tokyo (Meguro-ku, Tokyo, Japan)
- May 27, 2016
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Geometry Seminar
- Tokyo Institute of Technology (Meguro-ku, Tokyo, Japan)
- May 20, 2016
- On asymptotically symmetric Einstein metrics
- Colloquium
- Osaka University (Toyonaka, Osaka, Japan)
- May 9, 2016
- Slides (in Japanese)
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Geometry Seminar
- Osaka University (Toyonaka, Osaka, Japan)
- April 11, 2016
- Deformations of complete Einstein metrics on strictly pseudoconvex domains
- Distinguished Lecture at Complex Analysis Section, MSJ Annual Meeting 2016
- University of Tsukuba (Tsukuba, Ibaraki, Japan)
- March 16, 2016
- Proceedings article [Slightly revised version], Slides (in Japanese)
- Geometric analysis of asymptotically complex hyperbolic metrics and the Donnelly–Fefferman theorem
- Potential Theoretical Aspects of Complex Analytic Geometry
- The University of Tokyo (Meguro-ku, Tokyo, Japan)
- February 14, 2016

## 2015

- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Workshop on holomorphic vector fields and foliations, and related topics
- Kyoto University of Education (Kyoto, Kyoto, Japan)
- December 13, 2015
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Tohoku Complex Analysis Seminar
- Tohoku University (Sendai, Miyagi, Japan)
- November 25, 2015
- Deformation of Einstein metrics and $L^2$ cohomology on strictly pseudoconvex domains
- Complex Analysis Seminar
- Tokyo Institute of Technology (Meguro-ku, Tokyo, Japan)
- November 18, 2015
- $Q$-curvature of Weyl connections and asymptotically hyperbolic Einstein manifolds
- MSJ Autumn Meeting 2015
- Kyoto Sangyo University (Kyoto, Kyoto, Japan)
- September 16, 2015
- Harmonic maps between asymptotically hyperbolic manifolds
- MSJ Autumn Meeting 2015
- Kyoto Sangyo University (Kyoto, Kyoto, Japan)
- September 16, 2015
- Harmonic maps between asymptotically hyperbolic manifolds
- The 62nd Geometry Symposium in Japan
- Tokyo University of Science (Shinjuku-ku, Tokyo, Japan)
- August 30, 2015
- $L^2$ cohomology and deformation of Einstein metrics on strictly pseudoconvex domains
- Young Mathematicians Workshop on Several Complex Variables 2015
- Tongji University (Shanghai, P. R. China)
- August 14, 2015
- Harmonic maps between asymptotically hyperbolic manifolds
- Conference on Analysis and Geometry
- University of Science and Technology of China (Hefei, P. R. China)
- August 5, 2015
- $L^2$ cohomology and deformation of Einstein metrics on strictly pseudoconvex domains
- Geometric Complex Analysis Seminar
- The Univeristy of Tokyo (Meguro-ku, Tokyo, Japan)
- July 13, 2015
- Proper harmonic maps between asymptotically hyperbolic manifolds
- Princeton–Tokyo Workshop on Geometric Analysis
- The University of Tokyo (Meguro-ku, Tokyo, Japan)
- March 17, 2015
- Proper harmonic maps between asymptotically hyperbolic manifolds
- Geometry & Topology Seminar
- Imperial College London (London, United Kingdom)
- February 6, 2015
- Proper harmonic maps between asymptotically hyperbolic manifolds
- Séminaire d'Analyse et Géométrie
- Université Pierre et Marie Curie (Paris, France)
- January 13, 2015

## 2014

- Complete Kähler-Einstein metrics on bounded strictly pseudoconvex domains and its infinitesimal ACHE deformations
- 57th Symposium on Function Theory
- Tohoku University (Sendai, Miyagi, Japan)
- November 9, 2014
- $Q$-curvature in conformal and CR geometry
- Geometry Seminar
- Tokyo Institute of Technology (Meguro-ku, Tokyo, Japan)
- July 24, 2014
- $Q$-curvature in conformal and CR geometry
- Seminar (No name)
- Fudan University (Shanhai, P. R. China)
- June 19, 2014
- Asymptotic behavior of asymptotically complex hyperbolic Einstein metrics
- Seminar (No name)
- Fudan University (Shanhai, P. R. China)
- June 16, 2014
- $Q$-curvature of partially integrable CR manifolds
- The GAIA-IF Workshop #2 on Geometry
- Institut Fourier (Grenoble, France)
- May 27, 2014
- Asymptotically complex hyperbolic Einstein metrics and CR $Q$-curvature
- Geometry Seminar
- Tokyo Institute of Technology (Meguro-ku, Tokyo, Japan)
- May 22, 2014

## 2013

- On the total CR $Q$-curvature and its second variation
- The 60th Geometry Symposium in Japan
- Tokyo Institute of Technology (Meguro-ku, Tokyo, Japan)
- August 26, 2013
- On the total CR $Q$-curvature and its variational properties
- International Workshop on Special Geometry and Minimal Submanifolds
- Tohoku University (Sendai, Miyagi, Japan)
- August 10, 2013
- On the total CR $Q$-curvature and its variational properties
- Hayama Symposium on Complex Analysis in Several Variables XVI
- Shonan Villege Center (Hayama, Kanagawa, Japan)
- July 20, 2013
- Total $Q$-curvature as a functional in conformal and CR geometry
- Colloquium in Mathematics and Computer Science
- Kagoshima University (Kagoshima, Kagoshima, Japan)
- March 7, 2013

## 2012

- CR $Q$-curvature and asymptotically complex hyperbolic metrics
- Winter Seminar on Several Complex Variables
- Tohoku University (Sendai, Miyagi, Japan)
- December 21, 2012
- CR $Q$-curvature and asymptotically complex hyperbolic metrics
- Workshop on holomorphic vector fields and foliations, and related topics
- Ryukoku University Seminar House TOMOIKISO (Kyoto, Kyoto, Japan)
- December 7, 2012
- The second variational formula of the total $Q$-curvature in conformal geometry
- MSJ Autumn Meeting 2012
- Kyushu University (Fukuoka, Fukuoka, Japan)
- September 20, 2012
- Asymptotics of ACH-Einstein metrics
- Conformal and CR geometry
- Banff International Research Station (Banff, Alberta, Canada)
- August 2, 2012
- The second metric variation of the total $Q$-curvature in conformal geometry
- Geometry Seminar
- Tokyo Institute of Technology (Meguro-ku, Tokyo, Japan)
- June 6, 2012
- The second metric variation of the total $Q$-curvature in conformal geometry
- Seminar on Geometric Complex Analysis
- The University of Tokyo (Meguro-ku, Tokyo, Japan)
- May 7, 2012

## 2011

- CR $Q$-curvature and scattering matrix
- Tambara Workshop on the Bergman Kernel and Related Topics
- Tambara Institute of Mathematical Sciences, The University of Tokyo (Numata, Gunma, Japan)
- October 25, 2011
- On the CR $Q$-curvature
- 46th Summer Seminar on Function Theory
- Kanpo no Yado Beppu (Beppu, Oita, Japan)
- September 13, 2011
- Asymptotics of ACH-Einstein metrics
- Extremal metrics: evolution equations and stability (Complex and Riemannian Geometry, Week 2)
- Centre International de Rencontres Mathématiques (Marseille, France)
- February 9, 2011

## 2010

- Asymptotics of ACH-Einstein metrics and CR invariants
- Winter Seminar on Several Complex Variables
- Kyoto University (Kyoto, Kyoto, Japan)
- December 24, 2010
- On the CR obstruction tensor
- Tambara Workshop on Parabolic Geometries and Related Topics I
- Tambara Institute of Mathematical Sciences, The University of Tokyo (Numata, Gunma, Japan)
- November 3, 2010
- Constructions of CR invariants via complete Einstein metrics
- 45th Summer Seminar on Function Theory
- Hills Sunpia Yamagata (Yamagata, Yamagata, Japan)
- August 29, 2010
- Asymptotics of ACH-Einstein metrics and an invariant tensor on partially integrable almost CR manifolds
- Seminar on Geometric Complex Analysis
- The University of Tokyo (Meguro-ku, Tokyo, Japan)
- May 10, 2010

# Others

- What is curvature—From the viewpoint of comparison theorems
- Mathematics Café
- Preferred Networks, Inc. (Chiyoda-ku, Tokyo, Japan)
- February 25, 2018
- Memorandum (in Japanese)
- Geometry of the hyperbolic plane
- Public Lecture for High School Students 2016, Department of Mathematics, Osaka University
- Osaka University (Toyonaka, Osaka, Japan)
- August 10, 2016
- Slides and supplementary information (in Japanese). The actual audience included both young and old.
- On Poincaré-Einstein metrics
- 10th Kanto Young Geometers' Seminar
- Akihabara Satellite Campus, Tokyo Metropolitan University (Chiyoda-ku, Tokyo, Japan)
- January 25, 2014
- Abstract, Slides (in Japanese)
- What is Cartan geometry?
- FMSP Tambara Student Session
- Tambara Institute of Mathematical Sciences, The University of Tokyo (Numata, Gunma, Japan)
- September 5, 2013