Researcher Information - ITO Yohei |

（Last updated : 2026-03-31 11:00:01）

ITO Yohei

Department / Course

Aoyama Gakuin University College of Science and Engineering Department of Physics and Mathematics

Job Assistant Professor

Specialization and related fields
Algebraic Analysis (especially D-Module) keyword(D-Module、Irregular Riemann-Hilbert Correspondence、ind-sheaf、subanalytic sheaf)

Academic background
1.	Department of Mathematics Faculty of Science Division II Tokyo University of Science Graduated
2.	Master Graduate School of Mathematical Sciences The University of Tokyo Finished
3.	Doctorial Graduate School of Mathematical Sciences The University of Tokyo Finished
4.	The University of Tokyo

Business career
1.	2020/10/01 ～ 2025/03/31	Assistant Professor Tokyo University of Science Faculty of Science Division II, Department of Mathematics
2.	2023/04/01 ～ 2025/08/31	part-time lecturer Meiji University Faculty of Science and Engineering
3.	2025/04/01 ～	Researher Postdoc
4.	2025/04/01 ～	part-time lecturer Faculty of Science Division II
5.	2025/09/01 ～	Assistant Professor Aoyama Gakuin University College of Science and Engineering Department of Physics and Mathematics
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Belonging society
1.	2025/10/01 ～	The Mathematical Society of Japan

Winning science prize
1.	2021/03	the Dean's Award for academic achievement for the academic year 2021 by The Graduate School of Mathematical Sciences.

Activity in society
1.	2023/07/06 ～ 2023/07/13	Volunteer staff for the 64th International Mathematical Olympiad

Book and thesis
1.	Papers	On irregularities of Fourier transforms of regular holonomic D-Modules Advances in Mathematics 366 (Co-authored) 2020
2.	Papers	On some topological properties of Fourier transforms of regular holonomic D-modules Canadian Mathematical Bulletin 63 (2),pp.454-468 (Co-authored) 2020
3.	Papers	C-constructible enhanced ind-sheaves Tsukuba Journal of Mathematics 44 (1),pp.155-201 (Sole-authored) 2020
4.	Papers	Note on algebraic irregular Riemann-Hilbert correspondence Rendiconti del Seminario Matematico della Università di Padova 149 (1),pp.45-81 (Sole-authored) 2023
5.	Papers	Finiteness properties of ind-sheaves with ring actions Indian Journal of Pure and Applied Mathematics 56 (1),pp.737-750 (Sole-authored) 2025
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Lecturer and lecture
1.	2026/02/20	Equivariant irregular Riemann-Hilbert correspondence and enhanced subanalytic sheaves
2.	2025/10/29	A Proof of the Regular Riemann-Hilbert Correspondence via the Irregular Riemann-Hilbert Correspondence
3.	2023/11	Irregular Riemann-Hilbert Correspondence and Enhanced Subanalytic Sheaves (Tunis)
4.	2018/12	Fourier Transforms of Regular Holonomic D-Modules in Higher Dimensions I (Tokyo)
5.	2018/12	Fourier Transforms of Regular Holonomic D-Modules in Higher Dimensions II (Tokyo)

Academic conference presentation
1.	2022/09	Study of Irregular Riemann-Hilbert Correspondence (Geometry Stochastics & Dynamics, ~Celebrating 20 years of UK-Japan Winter Schools~)
2.	2018/12	Fourier transforms of regular holonomic D-modules in higher dimensions (D-modules, quantum geometry and related topics)
3.	2017/06	A note on Coherent Ind-D-modules and Cauchy-Kovalevskaya-Kashiwara Theorem with growth conditions (Algebraic Analysis and Representation Theory ~In honor of Professor Masaki Kashiwara's 70th Birthday~)