A Seven-State Time-Optimum Square Synchronizer. - Hiroshi Umeo; Keisuke Kubo (ACRI, 2010)

Recent Developments in Constructing Square Synchronizers. - Hiroshi Umeo; Keisuke Kubo (ACRI, 2012)

A Simple Optimum-Time FSSP Algorithm for Multi-Dimensional Cellular Automata - Hiroshi Umeo; Kinuo Nishide; Keisuke Kubo (AUTOMATA & JAC, 2012)

An Isotropic Optimum-Time FSSP Algorithm for Two-Dimensional Cellular Automata. - Hiroshi Umeo; Keisuke Kubo; Yusuke Takahashi (PaCT, 2013)

An FSSP on Torus. - Hiroshi Umeo; Keisuke Kubo (CANDAR, 2015)

On Recognition of Three-Dimensional Objects Using Curvature Information. - Keisuke Kubo; Teijiro Isokawa; Nobuyuki Matsui (ICETET, 2015)

A class of time-optimum FSSP algorithms for multi-dimensional cellular arrays. - Hiroshi Umeo; Keisuke Kubo; Kinuo Nishide (Commun. Nonlinear Sci. Numer. Simul., 2015)

Smaller-State Implementations of 2D FSSP Algorithms - Recent Developments. - Hiroshi Umeo; Keisuke Kubo; Akira Nomura (ICTAC, 2017)