How Old Is Mikasa Ackerman in Jojo Bizarre Adventure

Let's address the elephant in the room right away: Mikasa Ackerman is not a character in JoJo's Bizarre Adventure. She is, in fact, one of the most beloved and iconic figures from Hajime Isayama's epic manga and anime, Attack on Titan. So, if she isn't in JoJo, why are we even talking about her age in that universe? The simple answer is the incredible power of fandom and the universal appeal of compelling characters!...