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Research
Papers
**Talks**
Schedule
Curriculum Vitae

**Title of the Talk**,

Title of the Workshop,

Place of the Workshop,

Date of the Workshop.

**Reconstruction of a Number Field from the Absolute Galois Group**,

Number Theory Workshop at Waseda University 18th,

Tokyo,

March 11-13, 2014.**Moderate Points of Hyperbolic Curves**,

Fundamental groups in arithmetic and algebraic geometry,

Ennio De Giorgi Mathematical Research Center,

December 16-20, 2013.**Reconstruction of Addition of a Number field from Its Multiplicative Structure**,

Waseda number theory seminar,

Tokyo,

July 12, 2013.**Reconstruction of Addition of a Number field from Its Multiplicative Structure**,

Colloquium at Tokyo Institute of Technology,

Tokyo,

June 26, 2013.**Grothendieck Conjecture for Hyperbolic Polycurves of Lower Dimension**,

Okayama Anabelful Days,

Okayama,

May 22-23, 2013.**Grothendieck-Teichmüller Groups in the Combinatorial Anabelian Geometry**,

Grothendieck-Teichmüller theory and Multiple Zeta Values,

Isaac Newton Institute for Mathematical Sciences in Cambridge University,

April 8-12, 2013.**Conditional results on the birational section conjecture over small number fields**,

Galois covers and deformations,

Université de Bordeaux 1,

June 25-28, 2012.**On the Grothendieck conjecture for hyperbolic polycurves**,

Mini-workshop on arithmetic geometry and related topics,

Kyoto,

April 9-11, 2012.**On Grothendieck's Anabelian Section Conjecture**(On Grothendieck's Anabelian Section Conjecture in Japanese),

The 56th Algebra Symposium,

Okayama,

August 8-11, 2011.**On a problem of Matsumoto and Tamagawa concerning monodromic fullness of hyperbolic curves**,

Séminaire de Théorie des Nombres,

Université de Bordeaux 1,

June 24, 2011.**Galois-theoretic characterization of isomorphism classes of monodromically full hyperbolic curves of genus zero**,

Séminaire de théorie des nombres de l'IMJ,

Université de Paris 6,

June 20, 2011.**Survey on the combinatorial anabelian geometry of hyperbolic curves**(Talk Slide),

Development of Galois-Teichmüller theory and anabelian geometry,

Kyoto,

October 25-30, 2010.**Monodromic fullness in the anabelian geometry I**,

**Monodromic fullness in the anabelian geometry II**,

Arithmetic Geometry Workshop 2010,

Okinawa,

September 2-6, 2010.**Existence of nongeometric pro-p Galois sections of hyperbolic curves**,

PIA 2010: The arithmetic of fundamental groups,

MAThematics Center Heidelberg in University of Heidelberg,

February 8-12, 2010.**Existence of nongeometric pro-p Galois sections of hyperbolic curves**,

Séminaire d'Arithmétique et de Géométrie Algébrique,

Université Paris-Sud 11,

February 2, 2010.**Galois-theoretic characterization of isomorphism classes of monodromically full hyperbolic curves of genus zero**,

Sakura Workshop: Torsion of Abelian Schemes and Rational Points on Moduli Spaces,

Université de Bordeaux 1,

January 25-29, 2010.**On the combinatorial cuspidalizations and the faithfulness of the outer Galois representations of hyperbolic curves (joint work with Shinichi Mochizuki)**,

Anabelian Geometry,

Isaac Newton Institute for Mathematical Sciences in Cambridge University,

August 24-28, 2009.**Cuspidalizations of fundamental groups of configuration spaces**,

Arithmetic Galois Theory and Related Moduli Spaces,

Kyoto,

October 23-27; 30-31, 2006.

**A Geometric Aspect of Number Fields Arising from Resemblance with Function Fields**(total 10.5 hours; contents in Japanese),

Development of Mathematics - from basic to advanced B,

Kyoto,

October and November, 2013.**Anabelian Geometry for p-adic Local Fields**(total 7.5 hours; contents in Japanese),

Intensive lectures at Tokyo Institute of Technology,

Tokyo,

June 24-28, 2013.**A Survey of Anabelian Geometry**(On a Grothendieck Conjecture-type Result for Topological Surfaces in Japanese),

Kinosaki Shinjin Seminar 10th,

Hyogo,

February 18-22, 2013.**Algebraic functions, Riemann surfaces, and modern algebraic geometry**,

A talk for a visit of Meiwa High School to Research Institute for Mathematical Sciences,

Kyoto,

July 20, 2012.**Classical Anabelian Geometry**,

**Grothendieck Conjecture over Local Fields --- from “Relative” to “Absolute” ---**,

Automorphic forms and Galois representations,

Durham University,

July 18-28, 2011.**On “cuspidalization” and “anabelioids”**,

Galois-theoretic Arithmetic Geometry,

Kyoto,

October 19-24, 2010.**Reconstruction of Addition of a Function Field from Its Multiplicative Structure**(May 17, 2013),

**Arithmetic geometry on covers of projective lines**(June 1, 2012),

**An introduction to algebraic/arithmetic geometry via projective lines**(May 20, 2011),

**Introduction to the anabelian geometry via the geometry of projective lines**(April 23, 2010),

Invitation to Modern Mathematics and Mathematical Sciences,

Kyoto.**On the anabelian geometry**,

Kinosaki Shinjin Seminar 6th,

Hyogo,

February 16-20, 2009.**Introduction to crystalline cohomology**(total 15 hours),

Research of geometry by l-adic and p-adic techniques,

Aichi,

August 23, 2007; September 6, 2007; September 27, 2007; October 17, 2007; November 7, 2007.