On September 27, 1997, in commemoration of the 50th anniversary of Mystery Writers of Japan, Inc., a bunshi-geki "The Nijjumenso We Loved" was put on the stage with Kenzo KITAKAWA as a chief director, Masaki TSUJI as a scenario writer and forty-two members as actors and actresses.
平成9年(1997年)9月27日に、日本推理作家協会の設立50周年を記念し、北方謙三を理事長とし、脚本辻真先、協会員42名出演による文士劇『ぼくらの愛した二十面相』が上演された。