Basic Information

Affiliated programs (koza)

• Graduate School of Science, 数学・数理解析専攻 解析数理講座, 助教

Email Address

• Email Address

  kinjo.tasuki.3kkyoto-u.ac.jp

Academic Degree

• 22 Sep. 2022

  東京大学博士（数理科学）
• 19 Mar. 2021

  東京大学修士（数理科学）

Academic Resume (Undergraduate School/Majors)

• 東京大学, 理学部数学科, 卒業

Research History

• From Apr. 2023, To Present

  京都大学数理解析研究所, 助教
• From Oct. 2022, To Mar. 2023

  日本学術振興会 特別研究員(PD)

ID,URL

• ORCID ID

  0000-0001-7307-5183

• J-Global ID

  202301010904795368

• Researcher number

  90982778

researchmap URL

• https://researchmap.jp/tasuki_kinjo

Research

Research Interests

• モジュライ空間
• 導来代数幾何学
• Donaldson-Thomas理論

Research Areas

• Natural sciences, Algebra, 代数幾何学

Papers

• An Introduction to Cohomological Donaldson–Thomas Theory

  Tasuki Kinjo

  KIAS Springer Series in Mathematics, 03 Mar. 2025

  
• Virtual classes via vanishing cycles

  Tasuki Kinjo

  Geometry and Topology, 22 Jan. 2025

  Access this paper :

  
• Cohomological $\chi$-independence for Higgs bundles and Gopakumar–Vafa invariants

  Tasuki Kinjo; Naoki Koseki

  Journal of the European Mathematical Society, 09 Jul. 2024

  
• Global Critical Chart for Local Calabi–Yau Threefolds

  Tasuki Kinjo; Naruki Masuda

  International Mathematics Research Notices, 06 Jul. 2023

  
• Dimensional reduction in cohomological Donaldson–Thomas theory

  Tasuki Kinjo

  Compositio Mathematica, Jan. 2022

  

Misc.

• Hecke operators on symplectic surfaces and $χ$-independence

  Ben Davison; Lucien Hennecart; Tasuki Kinjo; Olivier Schiffmann; Eric Vasserot

  01 Jul. 2026

  
• Multiplicative dimensional reduction

  Tasuki Kinjo

  20 Nov. 2025

  
• Period sheaves via perverse pullbacks

  Adeel A. Khan; Tasuki Kinjo; Hyeonjun Park; Pavel Safronov

  21 Oct. 2025

  
• Perverse pullbacks

  Adeel A. Khan; Tasuki Kinjo; Hyeonjun Park; Pavel Safronov

  18 Oct. 2025

  
• The BPS decomposition theorem

  Lucien Hennecart; Tasuki Kinjo

  25 Sep. 2025

  
• Intrinsic Donaldson-Thomas theory. II. Stability measures and invariants

  Chenjing Bu; Andrés Ibáñez Núñez; Tasuki Kinjo

  27 Feb. 2025

  
• Intrinsic Donaldson-Thomas theory. I. Component lattices of stacks

  Chenjing Bu; Daniel Halpern-Leistner; Andrés Ibáñez Núñez; Tasuki Kinjo

  19 Feb. 2025

  
• Cohomology of symmetric stacks

  Chenjing Bu; Ben Davison; Andrés Ibáñez Núñez; Tasuki Kinjo; Tudor Pădurariu

  06 Feb. 2025

  
• Decomposition theorem for good moduli morphisms

  Tasuki Kinjo

  08 Jul. 2024

  
• Cohomological Hall algebras for 3-Calabi-Yau categories

  Tasuki Kinjo; Hyeonjun Park; Pavel Safronov

  18 Jun. 2024

  

Presentations

• χ-independence, tautological generation, and P=W

  Tasuki Kinjo

  Enumerative Geometry and Categorification, 08 Jul. 2026, Invited

  
• Cohomological Donaldson–Thomas Theory and 3-Manifolds

  Tasuki Kinjo

  Summer school on moduli spaces, virtual invariants and shifted symplectic structures 2026, 29 Jun. 2026, Invited

  
• Topological Donaldson-Thomas theory

  Tasuki Kinjo

  String-Math 2026, 22 Jun. 2026, Invited

  
• Topological Donaldson-Thomas theory

  Tasuki Kinjo

  Mini-Workshop on Topological Geometric Langlands, 24 Apr. 2026, Invited

  
• Topological Donaldson-Thomas theory

  Tasuki Kinjo

  MIST Conference, 05 Feb. 2026, Invited

  
• BPS cohomology for symplectic quotients

  Symplectic singularities; related topics

  11 Dec. 2025, Invited

  
• Langlands duality for the Hitchin system and 3-manifolds

  Tasuki Kinjo

  Kinosaki AG conference, 23 Oct. 2025, Invited

  
• Topological Langlands duality for 3-manifolds via DT cohomology

  Tasuki Kinjo

  Enumerative Geometry in East Asia, 04 Oct. 2025, Invited

  
• BPS cohomology for Hitchin systems and 3-manifolds

  Tasuki Kinjo

  Representations, Moduli and Duality, 11 Aug. 2025, Invited

  
• Intrinsic Donaldson–Thomas theory via component lattices

  Tasuki Kinjo

  Workshop on Derived Categories, Noncommutative Geometry and Deformation Theory, 07 Jul. 2025, Invited

  
• Lagrangian correspondence, cohomological Hall induction and decomposition theorem

  Tasuki Kinjo

  Workshop on moduli spaces, virtual invariants and shifted symplectic structures, 18 Jun. 2025, Invited

  
• Intrinsic DT theory and Higgs bundles (3 hours mini-course)

  Tasuki Kinjo

  Current trends in Calabi-Yau moduli, 10 Jun. 2025, Invited

  
• BPS cohomology, cohomological Hall induction and intrinsic DT theory

  Tasuki Kinjo

  Enumerative geometry, representation theory, and physics, 07 Mar. 2025, Invited

  
• Cohomological Hall algebras for 3-Calabi-Yau categories

  Tasuki Kinjo

  Representation theory seminar (Kyoto University), 28 Nov. 2024

  
• Cohomological Hall induction for (-1)-shifted symplectic stacks

  Tasuki Kinjo

  Clay Research Workshop on The P=W conjecture in non-abelian Hodge theory, 04 Oct. 2024, Invited

  
• Recent developments in BPS invariants and their categorification

  Tasuki Kinjo

  Recent developments in mirror symmetry and Calabi-Yau manifolds, 07 Aug. 2024, Invited

  
• Cohomological Hall algebras for 3-Calabi-Yau categories

  Tasuki Kinjo

  Recent Developments in Noncommutative Algebraic Geometry,, 09 Apr. 2024, Invited

  
• Derived microlocal geometry and virtual invariants

  Tasuki Kinjo

  Nearby cycles and derived geometry, 27 Feb. 2024, Invited

  
• Mirror symmetry for the moduli space of Higgs bundles and cohomological Donaldson-Thomas theory

  Workshop on Mirror symmetry; Related Topics

  22 Dec. 2023, Invited

  
• Derived microlocal geometry and virtual invariants

  Tasuki Kinjo

  Workshop;Group Birational geometry, 23 Nov. 2023, Invited

  
• Microlocal geometry and derived algebraic geometry

  Various problems in microlocal analysis; asymptotic analysis

  07 Nov. 2023, Invited

  
• Derived microlocal geometry and its applications

  Holomorphic Floer theory; related topics

  25 Oct. 2023, Invited

  
• Cohomological study of the Hitchin moduli space via DT theory

  Tasuki Kinjo

  KTGU Mathematics Workshop for Young Researchers, 03 Oct. 2023, Invited

  
• Geometric Calabi-Yau completion

  Tasuki Kinjo

  Cluster algebra, representation theory and algebraic geometry, 05 Sep. 2023, Invited

  
• Global critical chart for the moduli stack of G-Higgs bundles

  Tasuki Kinjo

  13 Jul. 2023, Invited

  
• Microlocal techniques in enumerative geometry,

  Tasuki Kinjo

  Workshop on moduli spaces, virtual invariants and shifted symplectic structures, 28 Jun. 2023, Invited

  
• Euler characteristic for stacks

  Tasuki Kinjo

  Korea-Japan Conference in Algebraic Geometry, IBS-CCG., 15 Feb. 2023, Invited

  
• Cohomological Donaldson–Thomas theory for 2-Calabi-Yau categories

  Tasuki Kinjo

  AGEA seminar (online), 23 Dec. 2022, Invited

  
• Cohomological Donaldson–Thomas theory for 2-Calabi-Yau categories

  Tasuki Kinjo

  Geometric representation theory and quantum topology, IMJ-PRG., 15 Dec. 2022, Invited

  
• Cohomological Donaldson–Thomas theory for 2-Calabi-Yau categories

  Tasuki Kinjo

  Columbia Algebraic Geometry Seminar, Columbia University., 09 Dec. 2022, Invited

  
• Cohomological Donaldson-Thomas theory for 2-Calabi-Yau categories

  Tasuki Kinjo

  Harvard-MIT Algebraic Geometry Seminar, MIT., 07 Dec. 2022, Invited

  
• Donaldson-Thomas theory and Higgs bundles

  金城翼

  幾何学セミナー(online), 九州大学., 24 Jun. 2022, Invited

  
• Donaldson-Thomas theory and Higgs bundles

  金城翼

  阪大オンライン代数幾何学セミナー, 大阪大学., 20 Jun. 2022, Invited

  
• Cohomological χ-independence for Higgs bundles and Gopakumar-Vafa invariants

  Tasuki Kinjo

  Algebraic Geometry seminar, University of Oxford., 10 May 2022, Invited

  
• Deformed Calabi-Yau completion and its application to DT theory

  Tasuki Kinjo

  EGRET seminar, The University of Edinburgh., 04 May 2022, Invited

  
• Deformed Calabi-Yau completion and its application to DT theory

  Tasuki Kinjo

  Paris algebra seminar (online), IMJ-PRG., 02 May 2022, Invited

  
• Cohomological Donaldson–Thomas theory and Higgs bundles

  Tasuki Kinjo

  Geometry seminar (online), Kansas university., 04 Feb. 2022, Invited

  
• Virtual classes via vanishing cycles

  Tasuki Kinjo

  Algebraic Geometry Seminar (online), Oxford university., 19 Nov. 2021, Invited

  
• Virtual classes via vanishing cycles

  Tasuki Kinjo

  Geometry Seminar (online), Korea Institute for Advanced Study.., 14 Oct. 2021, Invited

  
• Virtual classes via vanishing cycles

  Tasuki Kinjo

  Aspects of Mirror Symmetry (online), 20 Aug. 2021, Invited

  
• Dimensional reduction in cohomological Donaldson-Thomas theory

  金城翼

  代数幾何学セミナー(online), 東京大学, 28 Apr. 2021, Invited

  
• Dimensional reduction in cohomological Donaldson-Thomas theory

  Tasuki Kinjo

  GTM seminar (online), Kavli-IPMU., 25 Feb. 2021, Invited

  
• Dimensional reduction for (-1)-shifted cotangent stacks

  Tasuki Kinjo

  AG seminar (online), University of Regensburg, 23 Jul. 2020, Invited

  

Awards

• 19 Mar. 2021

  数理科学研究科長賞（東京大学）
• 14 Sep. 2022

  日本数学会賞建部賢弘賞奨励賞
• 26 Mar. 2019

  理学部奨励賞（東京大学）
• 26 Jul. 2013

  第54回国際数学オリンピック銀メダル（数学オリンピック財団）

External funds: Kakenhi

• 圏論的Donaldson-Thomas理論の開拓と周辺領域の相互発展

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 11:Algebra, geometry, and related fields

  The University of Tokyo

  戸田 幸伸

  From 01 Apr. 2024, To 31 Mar. 2029, Granted

  圏論的DT理論;Dolbeaultラングランズ対応;Donaldson-Thomas不変量;連接層の導来圏;導来代数幾何学;幾何的ラングランズ対応;Higgs束;行列因子化;BPS不変量;圏論的Hall代数;双有理幾何学;McKay対応

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24H00180/
• Foundation of non-linear Donaldson-Thomas theory

  Grant-in-Aid for Research Activity Start-up

  0201:Algebra, geometry, analysis, applied mathematics,and related fields

  Kyoto University

  Tasuki Kinjo

  From 31 Aug. 2023, To 31 Mar. 2025, Project Closed

  Donaldson-Thomas理論;モジュライ空間;コホモロジー;導来代数幾何学;導来代数幾何;主G束;局所系;数え上げ幾何学;ヒッグス束

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K19007/
• Symplectic algebraic geometry and moduli spaces

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 11:Algebra, geometry, and related fields

  Kyoto University

  並河 良典

  From 05 Apr. 2021, To 31 Mar. 2026, Granted

  シンプレクティック代数幾何;超ケーラー多様体;モジュライ空間;シンプレクティック特異点;ポアソン変形;複素シンプレクティック多様体;双有理幾何;トーリック超ケーラー多様体;べき零軌道;小林-ヒッチン対応

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H04429/
• Development of the theory of critical CoHAs and its applications

  Grant-in-Aid for Early-Career Scientists

  Basic Section 11010:Algebra-related

  Kyoto University

  金城 翼

  From 01 Apr. 2025, To 31 Mar. 2028, Granted

  コホモロジー的ホール代数;導来代数幾何;幾何学的ラングランズ対応

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25K17229/

Education

Teaching subject(s)

• From 01 Apr. 2025, To 31 Mar. 2026

  Invitation to Modern Mathematics and Mathematical Sciences

  N114, Spring, Institute for Liberal Arts and Sciences, 2