Floyd Mayweather has been issued an apology from RIZIN president Noboyuki Sakakibara, after the flower tossing incident from Mayweather’s fight at Super RIZIN. Mayweather took on Mikuru Asakura this past Saturday, September 24th in a boxing match in Japan, under the RIZIN banner. ‘Money’ walked away with a knockout victory over Asakura, in dominant fashion. Asakura was able to land a few punches on the 50-0 boxer, but ultimately didn’t do enough to get a victory. Floyd Mayweather knocked out Mikuru Asakura in the second round of their boxing exhibition bout pic.twitter.com/fTMr3kE97o — Chamatkar Sandhu (@SandhuMMA) September 25, 2022 At…