Ph.D (Doctor of Philosophy) of Mathematical Sciences April 2005-March 2008Graduate School of Mathematical Sciences, University of TokyoThesis title: Blow-up at space infinity & criteria for total blow-up in nonlinear heat equations MSc (Master in Mathematical Sciences) April 2003- March 2005Graduate School of Mathematical Sciences, University of TokyoThesis title: Blow-up at space infinity for semi linear heat equation & its locality Bachelor of Sciences April 1999- March 2003School of Science, University of Tokyo