don't worry, Rosario won't do anything illegal and Mashiba won't get hurt. Rosario just wants to congratulate and look at the man who beat him, whom he says with admiration that he is a true boxer
To the homies wondering about death flag and Rosario's final ace in the hole
Be not afraid
This is a classic Morikawa feint.
It happened with Takamura v Hawk, it also happened v. Eagle. To my limited memory it happened with every defense that Takamura had.