People have been a little skeptical that he would really fight against Tenshin Nasukawa on New Year's Eve.

But here he is. He's at least arrived in Japan.

Two days before the Rizin 14 event at Saitama Super Arena, former five-division world boxing champion Floyd Mayweather Jr. said that he does not worry about three rounds of fighting, adding that he can do that "in my sleep" and he'd just "be Floyd Mayweather."