Transformation Technique

This jutsu allows the user to assume the appearance of another person, animal, or object. This is one of the basic jutsu taught at the Konohagakure Ninja Academy. Fundamentally, all ninja know this jutsu. The transformation technique is considered to be among the more difficult E-ranked techniques, since it requires constant emission of chakra while mentally maintaining the form. On top of that, the user would be, most likely, interacting with the environment. This puts much mental strain on the inexperienced ninja.
 * Name:
 * Type: E-rank, Supplementary
 * Hand Seals: Dog, Boar, Tiger
 * Users: Ninja Academy graduates
 * Debut (Anime): Naruto Episode 1
 * Debut (Manga): Chapter 1

Tsunade has mastered the ability to the point where she always appears like a young woman. However, if she loses chakra, the transformation will slowly disappear and her true appearance will show.