Kodansha then published Kamijyō’s “Kobayashi Shōnen to Futei no Kaijin: Edogawa Rampo ‘Shinri Shiken’ yori” (Young Kobayashi and the Lawless Fiend: From Rampo Edogawa’s “The Psychological Test”) one-shot manga in February 2017.
Kodansha previously published Kamijyō’s two-chapter Kobayashi Shōnen to Futei no Kaijin: Edogawa Rampo ‘D-zaka no Satsujin Jiken’ yori (Young Kobayashi and the Lawless Fiend: From Rampo Edogawa’s “The Case of the Murder on D. Hill”) manga in Weekly Young Magazine in November and December 2016.
The manga adapts Japanese mystery writer Rampo Edogawa’s short stories.
Kodansha published the two short stories in a volume that is labeled as the first volume of Kobayashi Shōnen to Futei no Kaijin in November 2017.