• 
  Call for applications: Assistant Professor in Mathematical Sciences.
  Deadline: March 16, 2026 (JST). [2026/02/04]
• 
  Special day on flat bundles and loop operations on surfaces
  March 17(Tue), 2026
  Room 123, Graduate School of Mathematical Sciences, the University of Tokyo
  [2026/02/04]
• 
  Associate Professor Hokuto KONNO was awarded the 22nd (FY2025) JSPS Prize.
  Research title: Family Gauge Theory and Its Applications to Four Dimensional Topology [2025/12/16]
• 
  Tokyo-Seoul Conference in Mathematics 2025
  December 12-13 (Fri-Sat), 2025
  NISSAY Lecture Hall, Graduate School of Mathematical Sciences, the University of Tokyo [2025/11/04]
• 
  Professor Yasuyuki KAWAHIGASHI has been selected the Fellows of American Mathematical Society. [2025/11/04]

• 2026/04/10
  Geometric Analysis Seminar   16:00-17:00   Room #056
  

  Shinichiroh Matsuo (Nagoya University)
  Discretization of Dirac operators and lattice gauge theory (日本語)
• 2026/04/13
  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.
  

  Daisuke Shiraishi (Kyoto University)
  4次元単純ランダムウォークの交叉と長距離パーコレーションの関係
   
   
  Seminar on Geometric Complex Analysis   10:30-12:00   Room #126
  

  Taito Shimoji (Univ. of Osaka)
  On the nilpotent quasi-projective groups (Japanese)
• 2026/04/14
  Tuesday Seminar of Analysis   16:00-17:30   Room # 002
  

  Nicola Fusco (University of Naples Federico II)
  Consistency for the surface diffusion flow in three dimensions (English)
   
   
  Tuesday Seminar on Topology   16:00-17:30   Room #hybrid/056
  Pre-registration required. See our seminar webpage.
  

  Yukihiro Okamoto (Tokyo Metropolitan University)
  Non-contractible loops of Legendrian tori from families of knots (JAPANESE)
   
   
  Operator Algebra Seminars   16:45-18:15   Room #126
  

  Akihiko Arai (Chiba University)
  On the isomorphism problem for ultraproducts of $C^*$-algebras in continuous model theory
• 2026/04/20
  Seminar on Geometric Complex Analysis   10:30-12:00   Room #126
  

  Yusaku Tiba (Ochanomizu Univ.)
  $C^{\ell}$-estimates for the $\overline{\partial}$-equation on high tensor powers of positive line bundles (Japanese)
• 2026/04/21
  Tuesday Seminar on Topology   16:00-17:00   Online
  Pre-registration required. See our seminar webpage.
  

  Masaki Taniguchi (Kyoto University)
  Exotic diffeomorphisms on a contractible 4-manifold surviving two stabilization (JAPANESE)
   
   
  Operator Algebra Seminars   16:45-18:15   Room #126
  

  Ayoub Hafid (Univ. Tokyo)
  Concepts of coarse geometry on quantum metric spaces
• 2026/04/22
  Seminar on Mathematics for various disciplines   10:30-11:30   Room #056
  

  Hidekazu Yoshioka (Japan Advanced Institute of Science and Technology)
  Non-standard mathematical models for a deeper understanding of aquatic environments (日本語)
• 2026/04/24
  Colloquium   15:30-16:30   Room #NISSAY Lecture Hall(大講義室)
  

  Yukako Kezuka (Graduate School of Mathematical Sciences, The University of Tokyo)
  A Birch–Swinnerton-Dyer dichotomy (日本語)
• 2026/04/27
  Seminar on Geometric Complex Analysis   10:30-12:00   Room #126
  

  Takashi Ono (RIMS)
  　
• 2026/04/28
  Tuesday Seminar on Topology   16:00-17:30   Room #hybrid/056
  Pre-registration required. See our seminar webpage.
  

  Taketo Sano (RIKEN)
  A y-ification of Khovanov homology (JAPANESE)
   
   
  Operator Algebra Seminars   16:45-18:15   Room #126
  

  Roozbeh Hazrat (Western Sydney University)
  An attempt to classify combinatorial algebras

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