I'm honestly not sure... It was just a question in my head but probably subconsciously yeah it wasIs this a question about RP...?
How do you know if they have them?No. But you may apply to get one od the tailed beasts. If they are taken by someone, you can challenge them dor it
Well theory wise in the naruto world do you think it's possible?You're asking something that we cannot provide a factual answer for.
Thats something you'll have to ask Kishimoto himself.
If this was a theory, i could give you an opinion, but it's not.