In Japan, most forms of gambling are generally banned by the Criminal Code chapter 23; however, there are several exceptions, including betting on horse racing and certain motor sports.
The NFL is the most popular sport in America, and the one that most Americans bet on more than any other sport. According to data collected by CRG Global for Variety Intelligence Platform back in October 2024, 81% of bettors that were 18 or older placed NFL wager.