Storm Release Secret Technique: Cumulonimbus

An extremely versatile technique, the Storm Release Secret Technique: Cumulonimbus allows Genjiro to influence the weather, especially rain, changing its properties. He can transform the raindrops into liquid shuriken that can cut the flesh of an opponent in an instant or even causing them to explode.

Trivia

 * "Cumulonimbus" is the name of storm clouds that are shaped like anvils.