Financially, Naoya Inoue has earned significant prize money from his success in boxing. His earnings from fight purses, pay-per-view (PPV) shares, and endorsements have contributed to his financial success. Notable fights, such as his bout against Nonito Donaire in the World Boxing Super Series (WBSS) bantamweight final, have generated substantial revenue, solidifying his status as one of the highest-paid boxers in the sport.