• 
  The 23nd symposium "Stochastic Analysis on Large Scale Interacting Systems"
  October, 27-31,2025
  Graduate School of Mathematical Sciences, the University of Tokyo, NISSAY Lecture Hall [2025/10/14]
• 
  Call for applications: Associate or Assistant Professor, female applicants only
  Deadline: October 24, 2025 (JST). [2025/09/08]
• 
  Sho Katayama (Graduate School of Mathematical Sciences, The University of Tokyo) was awarded
  the 2025 MSJ Takebe Katahiro Prize for Encouragement of Young Researchers.
  Honoured theme：Structure of solutions for semilinear elliptic equations and related problems [2025/09/04]
• 
  The 25th Takagi Lectures
  October 18-19, 2025
  NISSAY Lecture Hall, Graduate School of Mathematical Sciences, The University of Tokyo [2025/07/25]
• 
  Algebraic approaches to mapping class groups of surfaces
  May 19 (Mon) - 23 (Fri), 2025
  Lecture Hall, Graduate School of Mathematical Sciences, The University of Tokyo [2025/05/14]

• 2025/10/17
  Colloquium   15:30-16:30   Room #NISSAY Lecture Hall (大講義室)
  

  Kenichi Bannai (Keio University/RIKEN)
  Building Inclusive Educational and Research Environments
  —Current Situations and Responsibilities—
  (日本語)
• 2025/10/20
  Seminar on Geometric Complex Analysis   10:30-12:00   Room #128
  

  Hideyuki Ishi (Osaka Metropolitan Univ.)
  A CR-Laplacian type operator for the Silov boundary of a homogeneous Siegel domain (Japanese)
   
   
  Tokyo Probability Seminar   16:00-17:30   Room #126
  We are having teatime from 15:15 in the common room on the second floor. Please join us.
  

  Ryo Oizumi (National Institute of Population and Social Security Research)
  Fredholm Integral Equations and Eigenstructure: Genealogical Expansions via Non–Hilbert–Schmidt Solutions
• 2025/10/27
  Seminar on Geometric Complex Analysis   10:30-12:00   Room #128
  

  Shohei Ma (Institute of Science Tokyo)
  . (Japanese)
• 2025/10/28
  Tuesday Seminar on Topology   17:00-18:30   Room #056
  Pre-registration required. See our seminar webpage.
  

  Ayumu Inoue (Tsuda University)
  On a relationship between quandle homology and relative group homology, from the view point of Seifert surfaces (JAPANESE)
   
   
  Tuesday Seminar of Analysis   15:00-17:30   Room #002
  

  Lauri Särkiö (Aalto University)
  Gradient higher integrability of parabolic double-phase equations (English)

  Shinya Kinoshita (Nagoya University)
  Global well-posedness for 3D quadratic nonlinear Schrödinger equations (Japanese)
• 2025/10/29
  Geometric Analysis Seminar   13:30-14:30   Room #126
  

  Tommaso Rossi (Scuola Internazionale Superiore di Studi Avanzati)
  On the rectifiability of metric measure spaces with lower Ricci curvature bounds (英語)
• 2025/10/31
  Algebraic Geometry Seminar   13:00-14:30   Room #118
  

  Miguel Angel Barja (UPC-Barcelona)
  Asymptotic and continuous constructions in the geography of fibred varieties
• 2025/11/10
  Seminar on Geometric Complex Analysis   10:30-12:00   Room #128
  

  Yasufumi Nitta (Tokyo Univ. of Science)
  TBA (Japanese)

3-8-1 Komaba Meguro-ku Tokyo 153-8914, Japan   TEL: 03-5465-7001 FAX: 03-5465-7011