School personnel information








Organization 【 display / non-display

  • 2007.04.01 - 2009.02.28, Department of Mathematics, Graduate School of Science, Associate Professor

  • 2009.03.01 - , Department of Mathematics, Graduate School of Science, Associate Professor

Education 【 display / non-display

Osaka University Graduate School, Division of Natural Science  Completed 2004.03

Employment Record 【 display / non-display

Assistant Professor, University of Tsukuba 2004.04 - 2007.03
Lecturer, Osaka University 2007.04 - 2009.02
Associate Professor, Osaka University 2009.02 -

Research topics 【 display / non-display

  • Partial differential equations

Academic Society Membership 【 display / non-display

  • Mathematical Society of Japan


Academic Papers 【 display / non-display

  • Remarks on derivative nonlinear Schrodinger systems with multiple masses, Chunhua Li, Hideaki Sunagawa, Advanced Studies in Pure Mathematics ,81 173-195, 2019.10, International Conference(Proceedings)

  • A sharp lower bound for the lifespan of small solutions to the Schrodinger equation with a subcritical power nonlinearity, Yuji Sagawa, Hideaki Sunagawa, Shunsuke Yasuda, Differential and Integral Equations,31(9-10) 685-700, 2018.09, Papers

  • The lifespan of small solutions to cubic derivative nonlinear Schrödinger equations in one space dimension, Yuji Sagawa, Hideaki Sunagawa, Discrete and Continuous Dynamical Systems, Series A,36(10) 5743-5761, 2016.10, Papers

  • On Schrödinger systems with cubic dissipative nonlinearities of derivative type, Chunhua Li, Hideaki Sunagawa, Nonlinearity,29(5) 1537-1563, 2016.05, Papers

  • Energy decay for systems of semilinear wave equations with dissipative structure in two space dimensions, Soichiro Katayama, Akitaka Matsumura, Hideaki Sunagawa, NoDEA Nonlinear Differential Equations and Applications,22(4) 601-628, 2015.08, Papers

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Awards 【 display / non-display

  • Osaka University Presidential Awards for Achievement, Hideaki Sunagawa, Osaka University, 2015.07

  • The 6th Hukuhara Prize, Hideaki Sunagawa, Division of Functional Equations, the Mathematical Society of Japan, 2014.12

  • Osaka University Presidential Awards for Encouragement, HIdeaki Sunagawa, Osaka University, 2014.07

  • Takebe Prize, Hideaki Sunagawa, The Mathematical Society of Japan, 2004.09