Mayuko Kori
郡 茉友子
I’m an assistant professor at the Research Institute for Mathematical Sciences, Kyoto University.
My research is in formal verification and logic in computer science. I use tools from category theory, particularly coalgebra, to study problems in these areas.

Publications
2026
- Adjointness in property directed reachability analysis.
Mayuko Kori, Flavio Ascari, Filippo Bonchi, Roberto Bruni, Roberta Gori, and Ichiro Hasuo.
Formal Methods in System Design (FMSD) 2026. [DOI] - From Coalgebraic Determinization to Belief Construction for Partial Observability.
Mayuko Kori and Kazuki Watanabe.
Proc. CONCUR 2026. [DOI | arXiv] - Adequacy for Predicate Transformer Semantics.
Kazuki Watanabe, Mirai Ikebuchi, and Mayuko Kori.
Proc. ICFP 2026. [DOI] - A Framework for Coalgebraic Reward-Sensitive Bisimulation.
Pedro H. Azevedo de Amorim, Mayuko Kori, and Koko Muroya.
To appear in CMCS 2026. [arXiv] - A No-go Theorem for Coalgebraic Product Construction.
Mayuko Kori and Kazuki Watanabe.
Proc. FoSSaCS 2026. [DOI | arXiv]
2025
2024
2023
2022
2021
- Fibrational Initial Algebra-Final Coalgebra Coincidence over Initial Algebras: Turning Verification Witnesses Upside Down.
Mayuko Kori, Ichiro Hasuo and Shin-ya Katsumata.
Proc. CONCUR 2021. [DOI | arXiv] - A Cyclic Proof System for HFL(N).
Mayuko Kori, Takeshi Tsukada and Naoki Kobayashi.
Proc. CSL 2021. [DOI | arXiv]
Education
- PhD in Informatics, March 2025
The Graduate University for Advanced Studies (SOKENDAI), Informatics.
Visiting student at the University of Pisa, June–November 2022, hosted by Filippo Bonchi. - BSc, March 2020
The University of Tokyo.
Awards
- Best student award, March 2024
National Institute of Informatics. - Distinguished paper award, July 2023
CAV 2023, jointly with Flavio Ascari, Filippo Bonchi, Roberto Bruni, Roberta Gori, and Ichiro Hasuo.
Grants
- Open Collaborative Research
公募型共同研究
National Institute of Informatics, July 2026–March 2027. - ACT-X
Japan Science and Technology Agency (JST), October 2025–March 2028.
Grant number: JPMJAX25CD - Grant-in-Aid for JSPS Fellows
April 2022–March 2025.
Grant number: 22J21742
Teaching
- Linear Algebra B
線形代数学(講義) B
Kyoto University, from October 2026. - Fundamentals of Computer Science
コンピュータサイエンス基礎
Kyoto University, April–July 2026, jointly with Issei Terui, Masahito Hasegawa, and Zeinab Galal.
Academic service
Program committees
ICTAC ’26, ATVA ’24 (AE)
External reviewer
CONCUR ’26, CSL ’26, MFPS ’26, LICS ’26, FoSSaCS ’25, ICALP ’25, ICTAC ’24, CMCS ’24, POPL ’23, CONCUR ’22
Elsewhere
Contact
Email: mkori [at] kurims.kyoto-u.ac.jp