Talks

Frobenius structure on p-adic hypergeometric differential equations
Algebraic Geometry Seminar, Kyoto University, May 2017.
p-adic hypergeometric D-modules and convolution
Meeting on Study of Arithmetic Geometry, Tokyo University, March 2017.
p-adic hypergeometric D-modules and convolution
Colloquium on Mathematical Sciences in Kanazawa University, Kanazawa University, February 2017.
p-adic hypergeometric D-modules and convolution
The 12th Kagoshima Algebra-Analysis-Geometry Seminar, Kagoshima University, February 2017.
p-adic hypergeometric D-modules and convolution
Osaka University Seminar on Number Theory and Modular Forms, Osaka University, January 2017.
An arithmetic analogue of hypergeometric functions and p-adic hypergeometric differential equations
Kagawa Seminar, Kagawa University, August 2016.
An arithmetic analogue of hypergeometric functions and p-adic hypergeometric differential equations, I-IV
Summer Seminar on Functional Equations, Ikoi no Mura Noto Hanto, August 2016.
p-adic hypergeometric differential equations and Frobenius structures
Colloquium in Hiroshima University, Hiroshima University, June 2016.
p-adic hypergeometric D-modules and convolution
Hakodate Workshop on Arithmetic Geometry, Hakodate Arena, June 2016.
p-adic hypergeometric differential equations and convolution II
Algebra Seminar, Hiroshima University, May 2016.
p-adic hypergeometric differential equations and convolution
Algebra Seminar, Hiroshima University, April 2016.
p-adic hypergeometric D-modules and convolution
Okayama-Hiroshima algebra symposium, Okayama University, Mar 2016.
Convolution of p-adic hypergeometric differential equations
Differential equation on complex domains, asymptotic analysis and related topics, Hiroshima University, Mar 2016.
An Introduction to the Middle Convolution from D-module (II)
Seminar on ODE, National Taiwan University, Oct 2015.
An Introduction to the Middle Convolution from D-module (I)
Seminar on ODE, National Taiwan University, Sep 2015.
Hypergeometric Systems and the Middle Convolution
NCTS Seminar series: Hypergeometric Systems and the Middle Convolution, National Taiwan University, Nov 2014.
Slopes, Fourier transforms and irreducible D-modules on curves
NCTS Seminar series: Hypergeometric Systems and the Middle Convolution, National Taiwan University, Oct 2014.
Finiteness of Crystalline Cohomology of Higher Level
Mini-Workshop on Arithmetic, National Taiwan University, May 2014.
Introductional lecture on [Tambara4] (a part)
Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, The University of Tokyo, June 2014.
Finiteness of Crystalline Cohomology of Higher Level
Mini-Workshop on Arithmetic, National Taiwan University, May 2014.
Certain Hypersurfaces and Hypergeometric Functions over Finite Fields
Okayama-Hiroshima algebra symposium, Hiroshima University, Mar 2014.
Counting Rational Points of Varieties over Finite Fields in terms of Gauss Sums and a Calculation of an Exponential Sum
Algebra seminar, Hiroshima University, Mar 2014.
Certain Hypersurfaces and Hypergeometric Functions over Finite Fields
Seminar on global analysis, Kumamoto University, Dec 2013.
Certain Hypersurfaces and Hypergeometric Functions over Finite Fields
Colloquium in Ehime University, Ehime University, Nov 2013.
Hypergeometric Functions over Finite Fields and Some Hypersurfaces
Arithmetic, differential and geometry, Tohoku University, Oct 2013.
Monomial Deformations of Certain Hypersurfaces and Hypergeometric Functions over Finite Fields
Workshop on special varieties at Tambara, Tambara Institute of Mathematical Sciences, The University of Tokyo, Sep 2013.
Monomial Deformations of Certain Hypersurfaces and Hypergeometric Functions over Finite Fields
Topology of algebraic varieties and related topics, Hokkaido University, Aug 2013.
Monomial Deformations of Certain Hypersurfaces and Hypergeometric Functions over Finite Fields
Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, The University of Tokyo, Jun 2013.
Introductional lecture on [Tambara3] (a part)
Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, The University of Tokyo, Jun 2013.
Monomial Deformations of Certain Hypersurfaces and Two Hypergeometric Functions
Algebra seminar, Tohoku University, May 2013.
Monomial Deformations of Certain Hypersurfaces and Two Hypergeometric Functions
Algebra seminar, Hiroshima University, Apr 2013.
Hypergeometric Functions over Finite Fields
Kyushu Algebraic Number Theory, Kyushu University, Feb 2013.
Finiteness of Crystalline Cohomology of Higher Level
Algebra seminar, Kyushu University, Oct 2011.
Introductional lecture on [Tambara2] (a part)
Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, The University of Tokyo, Jun 2011.
Finiteness of Crystalline Cohomology of Higher Level
Algebraic number theory and related topics, RIMS (Kyoto), Dec 2010.
Finiteness of Crystalline Cohomology of Higher Level
Sendai-Hiroshima Number Theory Workshop, Tohoku University, July 2010.
Finiteness of Crystalline Cohomology of Higher Level
Arithmetic geometry and p-adic differential equations, Tohoku University, Jul 2010.
Introductional lecture on [Tambara1] (a part)
Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, The University of Tokyo, May 2010.
Finiteness of Crystalline Cohomology of Higher Level
Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, The University of Tokyo, May 2010.