The Joestar Birthmark's Connection To The [Specific Event]
The birthmark only appeared after dio awakened his stand, thus awakening those of the other joestars. This explains why jotaro and holly never noticed their birthmark, and also why it. Lot's of star motifs (joestar, birthmarks, star platinum). Josuke is unbeatable, unbreakable will to protect morioh, etc.
