2024
Algèbres vertex, théorie des représentations géométriques et groupes quantiques, June 10 - 14 June.
New Developments in infinite dimensional Lie algebras, vertex operator algebras and the Monster”, Università degli Studi di Palermo, July 23 to July 26.
Braided tensor category and vertex operator algebra with examples, Ningbo university, March 8.
Conformal block, braided multicategory and factorization, Topics on mathematical structures in string theory, Komaba, Feb 8-9.
2023
Operator product expansion in two-dimension conformal field theory, Mathematical Aspects of Quantum Fields and. Related Topics, RIMS, December 4, 2023.
Operator product expansion in two-dimension conformal field theory, Seminar at Roma University, Nobermber 22, 2023.
Non-topological quantum field theory by full vertex algebra, seminar, September 2023, Riken.
On the operad structure of moduli spaces and the consistency of non-chiral conformal field theory, Representation Theory XVIII, June 25 - July 1, 2023, Dubrovnik (Croatia)
Bootstrap hypothesis in two-dimension and the operad structure on moduli spaces, CREST Research Seminar on "Theoretical studies of topological phases of matter", June 9, 2023 (online)
Two-dimensional conformal field theory and quantum coordinate ring, Tokyo Tech Representation Theory Seminar, May 26, 2023.
Sewing of conformal blocks of vertex operator algebra and braided tensor category, Invitation to Recursion, Resurgence and Combinatorics, OIST (Okinawa), April 3 - 15, 2023.
Vertex operator algebra, braided tensor category and colored parenthesized braid operad, Representation theory and geometry of loop space, Laboratoire de Mathématiques d'Orsay, France, January, 2023.
2022
Vertex operator algebra, braided tensor category and colored parenthesized braid operad, Conference in finite groups and vertex algebras, , Academia Sinica, Taiwan, December 2022.
Vertex operator algebra, braided tensor category and colored parenthesized braid operad, Quantum symmetries: Tensor categories, Topological quantum field theories, Vertex algebras, Canada, October 2022
Construction and Formulation of Conformal Field Theory, 代数学シンポジウム, Japan, Aug 2022.
Conformal field theory and real analytic modular form, Work shop, Modular forms and Representation theory, France, July 2022.
Non-chiral conformal field theory and vertex algebra, Research Seminar Algebra and Mathematical Physics, Germany, July 2022.
A method for constructing conformal field theories using quantum groups, Algebraic Lie theory and Representation theory, May 2022.
A mathematical formulation of two-dimensional conformal field theory, iTHEMS math seminar, Japan, May 2022.
2021
Non-chiral conformal field theory and its application to vertex algebra, Conference on Vertex Algebras and Related Topics, Germany, September 2021.
Construction of new conformal field theories with codes, The Mathematical Society of Japan Autumn Meeting, Japan, September 2021.
Code conformal field theory and framed algebra, Kyoto representation seminar, Japan, June 2021.
2020
On deformation of two dimensional conformal field theory", Conference, Kyoto University, Japan, December 2020.
Current-current deformation of two dimensional conformal field theory", Ehime Algebra Seminar, Ehime University, Japan, November 2020.
Current-current deformation of two dimensional conformal field theory and Mass formula", Representation Theory Seminar, RIMS, Kyoto University, Japan, November 2020.
Current-current deformation of two dimensional conformal field theory", Conference, RIMS, Kyoto University, Japan, October 2020.
2019
Deformation of two-dimensional conformal field theory and vertex algebra", Operator Algebra Seminar, University of Tokyo, Japan, November 2019.
2018
Genus of Conformal Vertex Algebras", RIMS Gasshuku-style Seminar "Vertex Operator Algebras and Conformal Field Theory", Kyoto, July 2018.
On Genus of Vertex Algebras", East Asian Core Doctoral Forum on Mathematics 2018, Tsinghua University, January 2018.
2017
On Genus of Conformal Vertex Algebras", Berkeley-Tokyo Summer School, UC Berkeley, August 2017.
Genus of Conformal vertex algebras", Finite Group Seminar, University of Tokyo, Japan, May 2017.
On Holomorphic Vertex Algebra of Central Charge 26", Conference, Osaka University, Japan, March 2017.
2016
On Uniqueness of Vertex Operator Algebra structure and Vertex Algebra Automorphism Group", Berkeley-Tokyo Autumn School, UC Berkeley , November 2016.
On Uniqueness of Vertex Operator Algebra structure and Vertex Algebra Automorphism Group", Seminar On Lie Theory , Academia Sinica", August 2016.
On uniqueness of conformal vectors in vertex operator algebra", Conference, Shiga, Japan, June 2016.