MK5

Named "Majide Kuukiyomenai 5 ningumi", is an Ishiyama High gang that was suspended and is known for its immense cruelty and disregard for the few rules among the delinquents. Despite their reputation, they are are extremely weak and every battle they start always end with their defeat.

Members

 * Ikari
 * Shimamura
 * Chatō
 * Nakata
 * Buu

Trivia

 * Each member of the MK5 is named after a member of Japanese rock and roll band and comedy group The Drifters.
 * Each member wears a tie.