I am a theoretical physicist on particle physics and quantum computing.
I am currently working as a Program-Specific Researcher at Kyoto University in Japan.
Formal theory of quantum error correction
Relation between quantum error correction and high-energy / condensed matter physics
Non-perturbative aspects of quantum field theories and string theory
Principles or requirements for "physical" theories
Quantum error correction
(Functional) Renormalization group
Symmetry and its spontaneous breaking
Non-purturbative effects
What's new
17/2/2026: A new paper published! -> arXiv:2602.14499
16/2/2026: Interest updated
26/1/2026: My lecture note on QEC at RIKEN is here
20/11/2025: A new paper published! -> arXiv:2511.15224
27/5/2025: A new paper published! -> arXiv:2505.18592
27/12/2023: A new paper published! -> arXiv:2312.15673
29/11/2023: A new paper published! -> arXiv:2311.17388
28/9/2023: A new paper published! -> arXiv:2309.15584
01/4/2023: Interest, Key word and Contact updated
10/3/2023: Talks and Keyword updated
17/3/2022: Publications updated
12/1/2022: A new paper published! -> arXiv:2201.04111
08/12/2021: A new paper published! -> arXiv:2112.01886
30/7/2021: A new paper published! -> arXiv:2104.05431
19/4/2021: Keyword updated
14/4/2021: Publications, Talks and Activities updated
14/2/2020: Website opened
E-mail address : j.haruna1111[at]gmail.com
Affiliation : Graduate School of Informatics, Kyoto University
Office : Room 335 of Research Bldg. No.7 in Main Campus
Campus address : 36-1 Yoshida-Honmachi, Sakyo-ku, Kyoto 606-8501