It was originally serialized in Kodansha's Weekly Shōnen Magazine between May 2001 and July 2005, with its chapters collected in 22 tankōbon volumes.

They eventually work against Pluto (冥王星, Meiosei), a mysterious organization which creates almost fool-proof plans that only a handful of detectives can solve.

Detective School Q, written by Seimaru Amagi and illustrated by Fumiya Satō, was serialized in Kodansha's Weekly Shōnen Magazine between May 23, 2001,[a] to July 20, 2005.

[11] The episodes were collected in twelve DVD sets, released by Marvelous Entertainment between August 23, 2003, and July 24, 2004.

[3] An eleven-episode television drama adaptation series was broadcast on Nippon TV from July 3 to September 11, 2007.