A shortened version of the MP5A2 was introduced; the MP5K (K from the German word Kurz = "short") was designed for close quarters battle use by clandestine operations and special services. Due to it's compact size, this version is most preferable weapon for Special Ops group, which fit for the CQB requirement.
Hoshijima Ren (星島 恋)
"I'm Ren Hoshijima! You think I'm small, huh? This also acts as my weapon. Anyway, nice meetin' ya!"
- when being scouted