Last modified: May 30, 2025

OZAWA, Tohru


Office : WHY WASEDA? (WHY WASEDA? YouTube)
A space for creative minds fostering innovative leaders of the future
No.310, Building 55N, West-Waseda Campus,Shin-juku, Tokyo, Japan    » Visiting Information
Mailing Address :
Department of Applied Physics, Waseda University, Tokyo 169-8555, Japan
txozawa@waseda.jp
Telephone & Facsimile Numbers :
+81-3-5286-8487
Current Research Topics : Research Profiles
  1. Nonlinear Schrödinger Equations
    Scattering theory, Strichartz estimates, Analyticity and smoothing properties of solutions, Derivative coupling, etc.
  2. Nonlinear Hyperbolic Equations
    Klein-Gordon equation, Dirac equation, Systems of wave equations, Strichartz estimates, Nonrelativistic limit, Self-similar solutions, etc.
  3. Function Spaces
    Embedding theorems, Interpolation inequalities, Characterizations of fractional Sobolev spaces over Lie groups, etc.
Publications :
IMU Activities : Chair of Japan's National Committee (2012-2020)
SCJ Activities : Chair of Mathematical Science Committee (2021-2023)
MSJ Activities :
    Board of trustees (2006-2009)
    Committee of International Relations (2006-2009)
    Committee of Division of Functional Equations (2002-2008), Chair (2005-2008)
Organizing Committees :
  1. Sapporo Symposium on PDE, Hokkaido University (1997-)
  2. Harmonic Analysis and Nonlinear PDE, RIMS, Kyoto University (1997-)
  3. COE Special Months "Nonlinear Dispersive Equations," August - September, 2004.
  4. COE Special Months "Recent Development in Mathematical Material Sciences," October, 2004 - March, 2005.
  5. Sub-Leader, Mathematics and Physics Unit, "Multiscale Analysis,Modeling and Simulation", Top Global University Project,Waseda University
Editorial Boards :
  1. Hokkaido Mathematical Journal (1995-)
  2. SIAM Journal on Mathematical Analysis (1999-2004)
  3. MSJ Memoirs (2000-2009)
  4. Differential and Integral Equations (2001-)
  5. Communications on Pure and Applied Analysis (2010-)
  6. International Journal of Mathematical Analysis (2013-)
  7. Mathematics in Industry (2014-)
  8. Advances in Differential Equations (2015-)
  9. Demonstratio Mathematica (2018-)
  10. SN Partial Differential Equations and Applications (2019-)
  11. AIMS Mathematics (2020-)
Academic Degrees :
Bachelor of Science, Department of Physics, Waseda University, March 1984 (Advisor : Masayoshi Tsutsumi)
Master of Science, RIMS, Kyoto University, March 1986 (Advisor : Shigetake Matsuura)
Doctor of Science, RIMS, Kyoto University, March 1990 (Advisor : Shigetake Matsuura)
Professional Positions :
Research Associate, Department of Mathematics, Nagoya University, April 1988 - May 1990
Research Associate, RIMS, Kyoto University, June 1990 - March 1992
Lecturer, Department of Mathematics, Hokkaido University, April 1992 - March 1993
Associate Professor, Department of Mathematics, Hokkaido University, April 1993 - March 1995
Professor, Department of Mathematics, Hokkaido University, April 1995 - August 2008
Professor, Department of Applied Physics, Waseda University, September 2008 -
Awards :
  1. Furukawa Sansui Prize (Physics), March 1984, Furukawa Group
  2. MSJ Spring Prize, March 1998, Mathematical Society of Japan
  3. Author Service Award, The Editor of Distinction Awards, May 2025, Springer Nature
Ph. D. Students :
Makoto Nakamura (1999) - Winner of Takebe Special Prize 2006, MSJ
Shuji Machihara (2002)
Jun Kato (2003) - Winner of Takebe Special Prize 2008, MSJ
Yutaka Terasawa (2007)
Gaku Hoshino (2016)
Kazumasa Fujiwara (2017) - Winner of JSPS Ikushi Prize 2016, JSPS, Winner of Takebe Special Prize 2022, MSJ, Doctor of Science in full academic dress
Masayuki Hayashi (2019) - Winner of Takebe Encouragement Prize 2021, MSJ
Kosuke Kita (2022)
Kenta Tomioka (2025)
JSPS-Related Activities
Other Activities
Miscellaneous Articles