This technique was developed by Shirokaze Fuyutama as an expansion of the Hiding in Mist Technique of Kirigakure in order to artificially create cloud cover for a variety of purposes. This technique is performed by concentrating a large amount of water vapor atmosphere above a desired location. By doing so Shiro is effectively able to trigger rainfall with his own volition, and potential create a thunderstorm if the outlying factors are properly aligned. More specifically he has utilized this technique to fulfill the prerequisite for Lightning Release: Heavenly Thunderbolt, a skill requiring natural lightning. If utilized tactically this technique can also be used to alter the landscape if the ensuing rainfall is significant enough, through flooding and landslides.