The 'Minecraftia Federal Prison' (Japanese: 鉱山国連邦刑務所; Hepburn: 'Kōzan-koku Renpō Keimusho') is the collective name for a series of prisons scattered throughout Minecraftia. They are mostly located in their provincial capitals and other large cities in Minecraftia. People are sent there if they violate the laws of Minecraftian Ministry of Culture.
|Prisoner||Year Punished||Crime(s)||Current Status|
|Hanayo Katsuragi||1987||Charged for participating in several terrorist attacks with Cuba and the Soviet Union before Team Crimson was even a thing.||Received a permanent sentence, escaped in May 1988 due to her being pregnant the whole time, later died after giving birth to Jack Fuchs.|
|Fred Fuchs||2000||Was framed by Hearthcliffe for the murder of Hikari Uchida.||Received a permanent sentence, escaped in 2004, was killed by Driller during the Second Battle of Minecraftia.|
|Unknown Crimsonite||2003||Was framed by Hearthcliffe for the murder of Junji Ebina.||Received a permanent sentence, escaped in 2004, was killed during the First Battle of Minecraftia.|
|Joey Belmont||2006||Charged after launching DDoS attacks on Nihon Ad Systems, Toei Animation, and 20th Century Fox as retaliation for taking down doujin content on VidSpace.||Sentenced to four years in prison, escaped in 2007 before getting another four years on escapee charges, was released in 2014.|
|Random Minecraftia University Student||November 2006||Was framed by Hearthcliffe for the murder of Azusa Kirimiya's sister.||Received a permanent sentence, was released after being found not guilty.|
|Takumi Hearthcliffe||2007||Hearthcliffe was charged with running the hacktivist group Team Crimson, was revealed to be the true killer against Hikari Uchida.||Sentenced to death, escaped before his execution, was killed by Driller during the Second Battle of Minecraftia.|