//The new Nocturne armor appeared, matte black, with a bold red energy weapon on the left arm and a retractable energy sniper rifle over the right shoulder. Armor twice the size of the original.
Weapon system: Jazz Arms system - a weapon system composing the whole network and frame of the armor, ensuring fluid weapons use and mobility in battle, targeting relies on James deadeye skill in hitting the enemy.//
So the author called it Jazz, wanna call it something else?