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Multivariate P- and/or Q-polynomial association schemes, joint work with Eiichi Bannai, Hirotake Kurihara, Da Zhao.
Journal of Combinatorial Theory, Series A 213 (2025), 106025.
Bivariate Q-polynomial structures for the nonbinary Johnson scheme and the association scheme obtained from attenuated spaces, joint work with Eiichi Bannai, Hirotake Kurihara, Da Zhao.
Journal of Algebra 657, 421-455, 2024.
PBIB-designs from certain subsets of distance-regular graphs, joint work with Nan Li.
Bulletin of the Iranian Mathematical Society 50(15), 2024.
Optimal and extremal graphical designs on regular graphs associated with classical parameters.
Designs, Codes and Cryptography 91, 2737–2754, 2023.
Euclidean designs obtained from spherical embedding of coherent configurations, joint work with Aiguo Wang.
Journal of Combinatorial Designs 31(2), 143-161, 2023.
Anticoherent spin-2 states and spherical designs, joint work with Meichao Wang.
Journal of Physics A: Mathematical and Theoretical 55, 425304 (12pp), 2022.
Tight Relative \(t\)-designs on two shells in hypercubes, and Hahn and Hermite polynomials, joint work with Eiichi Bannai, Etsuko Bannai, Hajime Tanaka.
ARS Mathematica Contemporanea 22, #P2.01, 2022.
Relative \(t\)-designs in non-binary Hamming association schemes.
Graphs and Combinatorics 37, 1775–1791, 2021.
Classification of spherical 2-distance {4,2,1}-designs by solving Diophantine equations, joint work with Eiichi Bannai, Etsuko Bannai, Ziqing Xiang, Wei-Hsuan Yu.
Taiwanese Journal of Mathematics 25(1), 1-22, 2021.
Relative \(t\)-designs in Johnson association schemes for P-polynomial structure, joint work with Naoki Watamura.
Designs, Codes and Cryptography 88, 2101–2118, 2020.
On the explicit constructions of certain unitary \(t\)-designs, joint work with Eiichi Bannai, Mikio Nakahara, Da Zhao.
Journal of Physics A: Mathematical and Theoretical 52, 495301 (17pp), 2019.
Tight \(t\)-designs on one shell in Johnson association schemes, joint work with Eiichi Bannai,
European Journal of Combinatorics 80, 23–36, 2019.
Half of an antipodal spherical design, joint work with Eiichi Bannai, Da Zhao, Lin Zhu, Yinfeng Zhu,
Archiv der Mathematik 110, 459-466, 2018.
Harmonic index designs in binary Hamming association schemes, joint work with Eiichi Bannai, Etsuko Bannai, Takuya Ikuta, Kyoung-Tark Kim,
Graphs and Combinatorics 33, 1405–1418, 2017.
On spherical designs of some harmonic indices, joint work with Eiichi Bannai, Etsuko Bannai, Kyoung-Tark Kim, Wei-Hsuan Yu,
Electronic Journal of Combinatorics 24(2), #P2.14, 2017.
Design theory from the viewpoint of algebraic combinatorics, joint work with Eiichi Bannai, Etsuko Bannai, Hajime Tanaka,
Graphs and Combinatorics 33(1), 1–41, 2017.
Relative \(t\)-designs in binary Hamming association scheme \(H(n,2)\), joint work with Eiichi Bannai, Etsuko Bannai,
Designs, Codes and Cryptography 84(1), 23–53, 2017.
Tight relative \(2\)-designs on two shells in Johnson association schemes, joint work with Eiichi Bannai, Etsuko Bannai,
Discrete Mathematics 339(2), 957–973, 2016.
A survey on tight Euclidean \(t\)-designs and tight relative \(t\)-designs in certain association schemes, joint work with Eiichi Bannai, Etsuko Bannai,
Proceedings of the Steklov Institute of Mathematics 288(1), 189–202, 2015.