M. Araya, M. Harada, V. D. Tonchev. Hadamard Matrices of Orders 60 and 64 with Automorphisms of Orders 29 and 31. The Electronic Journal of Combinatorics. 2024. 1
Makoto Araya, Masaaki Harada. Some restrictions on the weight enumerators of near-extremal ternary self-dual codes and quaternary Hermitian self-dual codes. Designs, Codes and Cryptography. 2023. 5. 1813-1843
Makoto Araya, Masaaki Harada, Koji Momihara. Hadamard matrices related to a certain series of ternary self-dual codes. Designs, Codes and Cryptography. 2022. 3. 795-805
M. Araya, N. Tokihisa. The existence of partitioned balanced tournament designs. Journal of Combinatorial Designs. 2022
M. Araya, M. Harada. On the classification of quaternary optimal Hermitian LCD codes. Cryptography and Communications. 2022