Hensōjutsu (変装技術; Literally Meaning "Disguise Techniques") are techniques that are used to disguise the user. The standard Transformation Technique is considered one of the most basic Ninjutsu taught at any Shinobi Academy. Despite this Hensojutsu are very useful for impersonation, disguise, and infiltration. Various villages have created their own characteristic forms of Hensojutsu.
There are various methods of creating a disguises. The most comon Hensojutsu is to use only chakra to create an illusion over their orignal bodies. After these, Hensojutsu that use a medium seem to be common around the elemental nations. These Hensojutsu use various elements to give their disguise an actual form instead of an illusion.