Graduate School of Environment and Information Sciences,
Yokohama National University
797 Tokiwadai, Hodogayaku, Yokohama 2408501 Japan
Research Interests:
 The moduli space of polarized abelian varieties in characteristic p > 0
 pdivisible groups and truncated BarsottiTate groups
 DeligneLusztig varieties
 Supersingular/superspecial curves and maximal curves
Symposiums:

Theory and Applications of Supersingular Curves and Supersingular Abelian Varieties, II.
RIMS Conference, November, 58, 2024.

Lfunctions and Motives in Niseko.
Hilton Niseko Village, Hokkaido Japan.
September 712, 2022.

MEGA 2021: Effective Methods in Algebraic Geometry.
UiT – The Arctic University of Norway
Online,
June 711, 2021.

Theory and Applications of Supersingular Curves and Supersingular Abelian Varieties.
RIMS Conference.
Online conference over Zoom.
Octobar 1315, 2020.

Fourteenth Algorithmic Number Theory Symposium, ANTSXIV.
University of Auckland, New Zealand.
June 29July 4, 2020.

Supersingular Abelian Varieties and Related Arithmetic.
Nagoya University.
September 30October 4, 2019.

MEGA 2019: Effective Methods in Algebraic Geometry.
Universidad Complutense, Madrid, Spain.
June 1721, 2019.

WAIFI 2018: International Workshop on the Arithmetic of Finite Fields.
VilVite Center, Bergen, Norway.
June 1416, 2018.

WCC 2017: The Tenth International Workshop on Coding and Cryptography 2017.
Saint Petersburg State University of Aerospace Instrumentation (SUAI), SaintPetersburg, Russia.
September 1822, 2017.

The 10th Conference on Arithmetic and Algebraic Geometry.
The University of Tokyo.
December 1215, 2016.

Workshop on Shimura varieties, representation theory and related topics.
Department of Mathematics, Kyoto University.
November 2125, 2016.

2011 TaiwanJapan Workshop on Arithmetic Algebraic Geometry and Related Topics.
Institute of Mathematics, Academia Sinica.
November 1719, 2011.

Workshop on the arithmetic geometry of Shimura varieties and RapoportZink spaces.
Department of Mathematics, Kyoto University.
July 48, 2011.

Development of GaloisTeichmüller Theory
and Anabelian Geometry.
RIMS, Kyoto University.
October 2530, 2010.
 The Second PanAsian Number Theory Conference.
RIMS, Kyoto University.
September 1317, 2010.

Automorphic forms, automorphic representations and related topics.
The University of Tokyo.
January 1822, 2010.

Kobe Number Theory Workshop. Kobe University. January 1315, 2010.

Algebraic Number Theory and Related Topics 2009. The University of Tokyo. December 711, 2009.

Industrious Number Theory, Kyushu University, December 45, 2009.

Workshop on Arithmetic Geometry in Kanazawa, November 2427, 2009.

Kinosaki Algebraic Geometry Symposium, October 2630, 2009.

Geometry and Analysis of Automorphic Forms:
Conference in honor of Professor Takayuki Oda on the occasion of his 60th birthday.
The University of Tokyo. September 1417, 2009.

Conference on Arithmetic Algebraic Geometry,
on the occasion of Thomas Zink's 60th birthday. June 1519, 2009.

Arithmetic and Algebraic Geometry
Related to Moduli Spaces.
The University of Tokyo.
January 1923, 2009.