Exact Method for Generating Strategy-Solvable Sudoku Clues. - Kohei Nishikawa; Takahisa Toda (Algorithms, 2020)

Stroke Synchronization of Underwater Modular Robot through Physical Interaction. - Kohei Nishikawa; Yuki Origane; Daisuke Kurabayashi (ROBIO, 2023)

Fault-Tolerant Phototaxis of a Modular System Inspired by Gonium pectorale Using Phase-Based Control. - Kohei Nishikawa; Yuki Origane; Hiroki Etchu; Daisuke Kurabayashi (Symmetry, 2024)