Gensokyo/Broken Kappa Technology

Broken Kappa Technology is a crafting material used to craft Kappa weapons, as well as the Experimental Transmitter, which is used to summon Nitori Kawashiro. All Kappa enemies (Kappa Explorer, Kappa Pioneer, Kappa Pathfinder and Kappa Adventurer) may drop Broken Kappa Technology. For the Kappa Explorer, the chance of a drop is 33%, whereas all other Kappa variants have a 50% drop chance.