On graphs with the smallest eigenvalue at least -1 - √2, part III. - Sho Kubota; Tetsuji Taniguchi; Kiyoto Yoshino (Ars Math. Contemp., 2019)

Maximality of Seidel matrices and switching roots of graphs. - Mengyue Cao; Jack H. Koolen; Akihiro Munemasa; Kiyoto Yoshino (Graphs Comb., 2021)

A quantum searching model finding one of the edges of a subgraph in a complete graph. - Yusuke Yoshie; Kiyoto Yoshino (Quantum Inf. Process., 2022)

Regular graphs to induce even periodic Grover walks. - Sho Kubota; Hiroto Sekido; Kiyoto Yoshino (Discret. Math., 2025)

Enumeration of sets of equiangular lines with common angle arccos⁡(1/3). - Kiyoto Yoshino (Discret. Math., 2025)

Circulant graphs with valency up to 4 that admit perfect state transfer in Grover walks. - Sho Kubota; Kiyoto Yoshino (J. Comb. Theory, Ser. A, 2025)