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Publications & Patents

Research publications, patents, and conference proceedings.

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Refereed papers (Journal & Conference) / Preprints

1.
The Kodaira dimension of even-dimensional ball quotients
MathematicsCo-authors: Shuji Horinaga, Takuya Yamauchi

arXiv (2025, 51 pages)

2.
Remarks on two problems by Hassett
MathematicsCo-authors: Klaus Hulek

arXiv (2025, 16 pages)

3.
Finiteness of Free Algebras of Modular Forms on Unitary Groups
MathematicsCo-authors: Kazuma Ohara

arXiv (2025, 44 pages)

4.
The Universe of Deligne-Mostow Varieties
MathematicsCo-authors: Klaus Hulek

arXiv (2025, 23 pages)

5.
Revisiting the moduli space of 8 points on P^1
MathematicsCo-authors: Klaus Hulek

Adv. Math. 463 (2025): 110126.

6.
Compactifications of the Eisenstein ancestral Deligne-Mostow variety
MathematicsCo-authors: Klaus Hulek, Shigeyuki Kondo

arXiv (2024, 50 pages)

7.
Reflective obstructions of unitary modular varieties
Mathematics

J. Algebra, Volume 647, 1 June 2024, Pages 341-399.

8.
Uniruledness of some low-dimensional ball quotients
Mathematics

Geom Dedicata 218, 3 (2024).

9.
Fano Shimura varieties with mostly branched cusps
MathematicsCo-authors: Yuji Odaka

Springer Proceedings in Mathematics & Statistics (PROMS, volume 409), 2023, 633-664. (Based on the original paper:arXiv:2105.08254

10.
Irregular cusps of ball quotients
Mathematics

Math. Nachr. (2023), 1–29.

11.
Modularity of special cycles on unitary Shimura varieties over CM-fields
Mathematics

Acta Arith. 204, no. 1, 1-18 (2022).

12.
The modularity of special cycles on orthogonal Shimura varieties over totally real fields under the Beilinson-Bloch conjecture
Mathematics

Canad. Math. Bull. 64, no. 1, 39-53 (2021).

13.
Geometric Generality of Transformer-Based Gröbner Basis Computation
Machine Learning & MathCo-authors: Yuta Kambe, Tristan Vaccon

to appear in Contemp. Math. AMS., 2025.

14.
MambaPEFT: Exploring Parameter-Efficient Fine-Tuning for Mamba
Machine Learning & MathCo-authors: Masakazu Yoshimura, Teruaki Hayashi

International Conference on Learning Representations (ICLR2025, peer-reviewed conference).

15.
Quantum-enhanced causal discovery for a small number of samples
Quantum Computing & MathCo-authors: Ken Arai, et. al.

arXiv (2025, 19 pages)

16.
Statistical inference for quantum singular models
Quantum Computing & MathCo-authors: Hiroshi Yano, Naoki Yamamoto

arXiv (2024, 57 pages)

17.
Quantum PC algorithm: data-efficient and nonlinear causal discovery
Quantum Computing & MathCo-authors: Ken Arai, et. al.

IEEE International Conference on Quantum Computing and Engineering (2024, peer-reviewed conference).

18.
Estimation of mutual information via quantum kernel methods
Quantum Computing & MathCo-authors: Hiroyuki Tezuka, Hideaki Kawaguchi

Quantum Mach. Intell. 7, 29 (2025).

Conference Proceedings (non-refereed)

19.
The Kodaira dimension of modular varieties

4th Mathsci freshman seminar (2021)

20.
On the Kodaira dimension of unitary Shimura varieties

RIMS Kokyuroku: Automorphic forms, Automorphic representations, Galois representations, and its related topics (2021).

21.
Uniruledness of some unitary Shimura varieties

Kinosaki Algebraic Geometry Symposium (Kyoto University Research Information Repository, 2020)

22.
On the modularity of special cycles on Shimura varieties

3rd Mathsci freshman seminar (2020).

23.
On the modularity of special cycles on orthogonal Shimura varieties

RIMS Kokyuroku: Analytic, geometric and p-adic aspects of automorphic forms and L-functions (2020).

24.
The local Langlands conjecture for GLn

2nd Mathsci freshman seminar (2019).

Patents

25.
Determination device and determination method
Co-authors: Susumu Takatsuka, et.al.

WO/2025/164366, (2025)

26.
Verification device and verification method
Co-authors: Susumu Takatsuka, et.al.

WO/2025/164365, (2025)

27.
Information processing method, information processing system, and program
Co-authors: Taizo Shirai, et.al.

WO/2025/074851 (2025)