Fun Facts About Goku U Probably Don't Know.
Goku is usually recognized by his unique hairstyle, which does not change in length except in his Super Saiyan forms; where his hair changes in color and length according to the form he takes. This is explained by Vegeta to be a common characteristic of full-blooded Saiyans.[20] Goku's hair color changes from black to golden after ascending to a Super Saiyan, and his irises change from black to turquoise.
Music used Alan Walker - Force [NCS Release] • Video