Top > Talks

- Overview on perfectoid algebras, New developments in commutative algebra and arithmetic geometry — around homological conjectures, Nagoya University, June 25, 2017.
- Arthur's classification and its applications, Algebraic Number Theory and Related Topics 2016, Kyoto University, December 1, 2016.
- Compactly supported cohomology of affinoid perfectoid spaces and their reductions, Workshop on Shimura varieties, representation theory and related topics, Kyoto University, November 23, 2016.
- Cohomology of affinoid perfectoid spaces and their reductions, p-adic methods in arithmetic geometry at Sendai, 2016, Tohoku University, November 1, 2016.
- Geometric approach to the explicit local Langlands correspondence, Algebra seminar, Kyushu University, October 7, 2016.
- The local Langlands correspondence for GL(n) and its geometric construction, Arithmetic geometry seminar, Kyushu University, October 7, 2016.
- Parity of the Langlands parameters of conjugate self-dual representations of GL(n) and the local Jacquet-Langlands correspondence, Japan-Taiwan Joint Conference on Number Theory 2016, National Taiwan University, September 10, 2016.
- Introduction to rigid geometry and functional analysis over affinoid algebras (lecture), Number theory Summer school 2016 "Introduction to p-adic family of automorphic forms", Suwako Hotel, August 23, 2016.
- Cohomology of affinoids in the Lubin-Tate space at infinite level and their reductions, 2016 Seoul-Tokyo Conference on Number Theory, Korea Institute for Advanced Study, June 16, 2016.
- Cohomology of affinoids in the Lubin-Tate space at infinite level and their reductions, 2016 AS-NCTS Workshop on Shimura Varieties and Related Topics, Institute of Mathematics, Academia Sinica, May 30, 2016.
- Non-abelian Lubin-Tate theory and Kloosterman sheaves, Algebraic Number Theory and Related Topics 2015, Kyoto University, December 4, 2015.
- Construction of Galois representations via Shimura varieties (lecture), Number theory Summer school 2015 "Shimura varieties and applications", Hotel Apple Land, August 20, 2015.
- Non-abelian Lubin-Tate theory and Kloosterman sheaves, 2015 Number theory symposium at Waseda University, March 19, 2015.
- Etale cohomology of local Shimura varieties and the local Langlands correspondence, Colloquium, University of Tokyo, October 10, 2015.
- NCTS Lecture Series on Perfectoid Spaces (4 talks), National Taiwan University, September 9--11, 2014.
- Non-tempered A-packets and the Rapoport-Zink spaces, Number Theory seminar, University of Tokyo, April 23, 2014.
- On irreducible components of Rapoport-Zink spaces, Kyushu Algebraic Number Theory 2014, Kyushu University, February 5, 2014.
- On irreducible components of Rapoport-Zink spaces, Arithmetic and Algebraic Geometry 2014, University of Tokyo, January 29, 2014.
- Perfectoid spaces and Rapoport-Zink space at infinity level, KIAS Intensive Lecture Series on Shimura Varieties and Rapoport-Zink Spaces, Korea Institute for Advanced Study, January 14--15, 2014.
- Local Langlands correspondence for GL(n) (lecture), 21st Number theory Summer school "Introduction to representation theory of p-adic reductive groups", Hakone Kogen Hotel, September 4, 2013.
- Hitchin fibrations and around (intensive lectures), University of Tokyo, July 8--12, 2013.
- Zelevinsky involution and l-adic cohomology of Rapoport-Zink spaces, The Second Pacific Rim Mathematical Association Congress (PRIMA 2013), Shanghai Jiao Tong University, June 25, 2013. slide
- l-adic cohomology of Rapoport-Zink spaces and Zelevinsky involution, Number theory seminar, Kyoto University, June 21, 2013.
- Realization of local Langlands correspondence via l-adic cohomology of Rapoport-Zink spaces (2), Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, June 5, 2013.
- On adic spaces, Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, June 3, 2013.
- l-adic cohomology of Rapoport-Zink spaces and Zelevinsky involution, Number theory seminar, Osaka University, April 12, 2013.
- Proof of the local Langlands correspondence for GL(2), Korea Advanced Institute of Science and Technology (KAIST), February 13--15, 2013.
- Local Langlands correspondence for p-adic classical groups and its geometric realizations (intensive lectures), Hokkaido University, November 26--30, 2012.
- Toward generalization of the non-abelian Lubin-Tate theory, Mathematical Society of Japan Autumn Meeting 2012, Kyushu University, September 18, 2012. slide (translated version)
- Potentially good reduction loci of open Shimura varieties and their l-adic cohomology, 2012 NCTS Japan-Taiwan Joint Conference on Number Theory, National Center for Theoretical Sciences, National Tsing-Hua University, Hsinchu, Taiwan, August 30, 2012.
- Potentially good reduction loci of open Shimura varieties and their l-adic cohomology, Workshop on the arithmetic geometry of Shimura varieties, representation theory, and related topics, Hokkaido University, July 22, 2012.
- l-adic cohomology of the Rapoport-Zink tower for GSp(4), Arithmetic Geometry week in Tokyo, University of Tokyo, June 7, 2012.
- Geometric approach to the local Jacquet-Langlands correspondence, DPMMS Number theory seminar, the University of Cambridge, May 22, 2012.
- Geometric approach to the local Jacquet-Langlands correspondence, Mini-workshop on arithmetic geometry and related topics, Kyoto University, April 10, 2012.
- Geometric approach to the local Jacquet-Langlands correspondence, Jozankei arithmetic representation theory workshop, Club Kinkei, January 28, 2012.
- Supercuspidal representations in l-adic cohomology of the Rapoport-Zink tower for GSp(4), East Asia Number Theory Conference, National Taiwan University, January 18, 2012.
- Rigid spaces and their etale cohomology, KIAS Intensive Lecture Series on Rigid Geometry and the Local Langlands correspondence, Korea Institute for Advanced Study, January 2--5, 2012.
- On generalization of the non-abelian Lubin-Tate theory to symplectic groups, Colloquium in Kyoto University, November 16, 2011.
- Etale cohomology of rigid spaces (intensive lectures), Kyoto University, November 14--18, 2011.
- Compactly supported cohomology and nearby cycle cohomology of open Shimura varieties of PEL type, Algebra seminar, Kyushu University, October 21, 2011.
- Hitchin fibration and its background (survey), New development of quantum integrable systems 2, Fuji Institute of Education and Training, September 16, 2011.
- Lefschetz trace formula and l-adic cohomology of the Rapoport-Zink spaces for GSp(4), The Third PanAsian Number Theory Conference (PANT-Beijing 2011), Morningside Center of Mathematics, Chinese Academy of Sciences, August 22, 2011.
- Lefschetz trace formula and l-adic cohomology of the Rapoport-Zink spaces for GSp(4), Workshop on the arithmetic geometry of Shimura varieties and Rapoport-Zink spaces, Kyoto University, July 5, 2011.
- Lefschetz trace formula for open adic curves and ramification theory, Workshop on arithmetic geometry at Tambara, Tambara Institute of Mathematical Sciences, June 1, 2011.
- Cuspidal representations in the l-adic cohomology of the Rapoport-Zink space for GSp(4), Algebra Seminar, Indiana University, May 2, 2011.
- Lefschetz trace formula and the Rapoport-Zink space for GSp(4), Representation theory and related topics, Hokkaido University, March 15, 2011.
- On l-adic cohomology of the Rapoport-Zink space for GSp(4), Kagawa seminar, Kagawa University, March 5, 2011.
- Hitchin fibration and the fundamental lemma, Seminar on arithmetic geometry, Hokkaido University, December 16--18, 2010.
- Lefschetz trace formula and the l-adic cohomology of the Rapoport-Zink spaces, Institute for the physics and mathematics of the universe, the University of Tokyo, November 16, 2010.
- Lefschetz trace formula for adic spaces and applications, Industrious Number Theory 3, Korea Institute for Advanced Study, November 11, 2010.
- Cuspidal representations in the l-adic cohomology of some Rapoport-Zink spaces, DPMMS Number theory seminar, the University of Cambridge, October 26, 2010.
- Variants of formal nearby cycles and applications, 9th Sendai-Hiroshima number theory workshop, Tohoku University, July 22, 2010.
- Cuspidal representations in the l-adic cohomology of the Rapoport-Zink space for GSp(4), Workshop on Arithmetic Geometry and Related Topics, National Taiwan University, July 14, 2010.
- Cuspidal representations in the l-adic cohomology of the Rapoport-Zink space for GSp(4), Kyoto University, June 25, 2010.
- Cuspidal representations in the l-adic cohomology of the Rapoport-Zink space for GSp(4), Algebra seminar, Kyushu University, June 18, 2010.
- Survey of Ngo's paper "Le lemme fondamental pour les algebres de Lie", Kurashiki Seaside Hotel, February 5--14, 2010.
- Lefschetz trace formula for open adic spaces and its applications, Kobe Number Theory Workshop, Kobe University, January 13, 2010.
- Nearby cycle functor for adic spaces, Algebraic Number Theory and Related Topics, University of Tokyo, December 7, 2009.
- A comparison result in rigid geometry, Workshop on Arithmetic Geometry in Kanazawa, Ishikawa prefecture bunkyo hall, Kanazawa, November 25, 2009. Note
- On étale cohomology of adic spaces, Algebra seminar, Tohoku University, November 19, 2009.
- Integral log crystalline cohomology and algebraic correspondences, Kinosaki Algebraic Geometry Symposium, Kinosaki Conference Hall, October 29, 2009. Proceedings
- Etale cohomology and l-adic representation (lecture), 17th Number theory Summer school "Number theory of l-adic Galois representations and Galois deformations", Apical Inn Kyoto, Kyoto, August 17--18, 2009.
- On étale cohomology of adic spaces, 54th Symposium of Algebra, Meiji University, August 5, 2009.
- Nearby cycle functor for adic spaces, Workshop on Automorphic Representations, Geometry, and Arithmetic, National Taiwan University, July 23, 2009.
- Geometric Methods in Representation Theory and Applications (Study meeting on the representation theory of affine Hecke algebras), May 20--23 (Kyushu University), June 17--20 (Kyoto University).
- Non-cuspidality outside the middle degree of l-adic cohomology of the Lubin-Tate tower, Ehime Number Theory Workshop, Ehime University, February 18, 2009.
- On Lefschetz trace formula for adic spaces, Workshop on Shimura Varieties, Automorphic Representations and Related Topics, Kyoto University, November 26, 2008. Note
- On étale cohomology of rigid spaces and its applications, Algebra seminar, Kyushu University, June 13, 2008.
- Local models of Shimura varieties (survey), Recent development of the theory of Galois deformations, Hiroshima University, February 26, 2008.
- Survey of Fontaine's paper "Arithmétique des représentations galoisiennes p-adiques", Seminar on arithmetic geometry, Hokkaido University, January 8--9, 2008.
- Cycle classes, Lefschetz trace formula and integrality for p-adic cohomology, Algebraic Number Theory and Related Topics, Kyoto University, December 11, 2007.
- An introduction to crystalline cohomology (lecture), Seminar on arithmetic geometry, Hokkaido University, May 8--9, 2007.
- The Drinfeld upper half space and related topics (lecture), Seminar on arithmetic geometry, Hokkaido University, July 6--7, 2006.
- On l-independence for the étale cohomology of rigid spaces over local fields, Spring School on Arithmetic Algebraic Geometry, Tambara Institute of Mathematical Sciences, May 2006.
- The Lefschetz trace formula and its applications, Seminar on arithmetic geometry, Hokkaido University, April 28--29, 2006.
- On the action of the Weil group on the l-adic cohomology of rigid spaces over local fields, Workshop "Arithmetic Geometry, Related Area and Applications", Chuo University, April 2006.
- On the action of the Weil group on the l-adic cohomology of rigid spaces over local fields, Number theory seminar, Harvard University, March 8, 2006.
- On the action of the Weil group on the l-adic cohomology of rigid spaces over local fields, Séminaire de Géométrie Arithmétique, Université Paris 13, March 3, 2006.
- Lafforgue's compactification and the Langlands correspondence over a function field (survey), Seminar on arithmetic geometry, Hokkaido University, January 16--18, 2006.
- On the action of the Weil group on the l-adic cohomology of rigid spaces over local fields, Algebraic Number Theory and Related Topics, Kyoto University, December 6, 2005.
- A result on l-independence for the étale cohomology of rigid spaces over local fields, Number theory seminar, University of Tokyo, November 2005.
- The Picard-Lefschetz formula for p-adic cohomology, 4th Hiroshima Workshop on Number theory, Hiroshima University, July 21, 2005.
- The Picard-Lefschetz formula for p-adic cohomology, Number theory seminar, University of Tokyo, June 2004.
- On the Langlands correspondence over a function field (survey), Construction of Automorphic Forms and Its Applications, Kyoto University, January 2004.