Six Paths of Pain

On the surface, the rain currently falling over Amegakure looked like perfectly ordinary rain. But the moment Richard arrived in Amegakure, he realized it was no ordinary rainfall. Though it was rain, it was not natural precipitation, but the result of Pain using the Rain Tiger at Will Technique. The Rain Tiger at Will Technique was a sensory ninjutsu in which the user infused their Chakra into the rain and controlled it. Simply put, it was a sensory ninjutsu that used Chakra to create rain clouds and make them rain.