Our paper, “Higher-Order Topological Insulator on a Martini Lattice and Its Square Root Descendant” by Daiki Matsumoto, Tomonari Mizoguchi, and Yasuhiro Hatsugai, which was published in J. Phys. Soc. Jpn., Vol. 92, No. 3, p. 034705 (2023), has been selected as the Most Cited Articles in 2024 from Vol. 92 (2023) of JPSJ. [JPSJ selections]