Undefeated former world boxing champion in five weight categories Floyd Mayweather can earn about $88 million for his fight in Japan. Earlier it was reported that Mayweather signed a contract for a duel on RIZIN promotion, and his rival on December 31 will be Japanese kickboxer Tenshin Natsukawa.
Floyd will receive seven billion yen for the fight, which is about $61.8 million. The rest of the profit comes from sales of paid broadcasts. The fight will take place at the "Saitama Super Arena", which seats about 40 thousand spectators.
