Does ssj5 existe

As of now, Super Saiyan 5 (SSJ5) is not an official transformation in the Dragon Ball series. It originated from fan creations and artwork, particularly in the context of Dragon Ball AF, an unofficial series. The official transformations recognized in the franchise include Super Saiyan God and Super Saiyan Blue, among others, but SSJ5 has not been introduced or confirmed by the creators of Dragon Ball.