User blog comment:DazzlingEmerald/Adding Techniques to Your Characters/@comment-6421408-20150712143223

about the whole fireball thingy, I heard or RED somewhere (canon) that the fireball was created by the Uchiha's and then it became a Konoha technique used as some sort of friendship between the clan and village.

THE REAL INTENTION FOR ME TO POST HERE WAS TO DISTRIBUTE FREE SAKE TO EVERYONE. DRINK UP~