On 21 June 1947, Edogawa Rampo founded the Detective Fiction Writers Club (探偵作家クラブ, Tantei Sakka Kurabu), which was based in Tokyo. In 1954, the Club merged with the Detective Fiction Writers Club of Kansai (関西探偵作家クラブ, Kansai Tantei Sakka Kurabu), the counterpart based in Kansai region, and changed its name to the
Detective Fiction Writers Club of Japan (日本探偵作家クラブ, Nihon Tantei Sakka Kurabu). On 31 January 1963, the club changed its name to Mystery Writers of Japan (日本推理作家協会, Nihon Suiri Sakka Kyōkai).
Edogawa Rampo Prize (since 1955): sponsored by Kodansha and Fuji Television, open to anyone who has had few or no novels published commercially. The winner receives a small bust of Edogawa Rampo and a prize of 10,000,000 yen. The novel of the winner is published by Kodansha. The members of the selection committee of 2012 are Natsuo Kirino, Natsuhiko Kyogoku, Ira Ishida, Bin Konno (ja) and Keigo Higashino.