Card-Based Protocols Using Regular Polygon Cards. - Shinagawa, Kazumasa; Mizuki, Takaaki; Schuldt, Jacob C. N.; Nuida, Koji; Kanayama, Naoki; Nishide, Takashi; Hanaoka, Goichiro; Okamoto, Eiji (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)