Determination of All Tessellation Polyhedra with Regular Polygonal Faces. - Jin Akiyama; Takayasu Kuwata; Stefan Langerman; Kenji Okawa; Ikuro Sato; Geoffrey C. Shephard (CGGA, 2010)

Lattice Points on Similar Figures and Conics. - Takayasu Kuwata; Hiroshi Maehara (Graphs Comb., 2011)

Generating Polygons with Triangles. - Takayasu Kuwata; Hiroshi Maehara (JCDCGG, 2013)

Another exploration problem. - Takayasu Kuwata; Hiroshi Maehara (Discret. Math., 2016)