In 1884, he began adding licorice flavoring and called his invention Adams' Black Jack, the first flavored gum in the U.S. It was also the first gum to be offered in sticks. Black Jack Gum was sold well into the 1970s, when production ceased due to slow sales. It was re-introduced in 1986 and again in 2024.

Under the Japan Casino Regulatory Commission's (the Commission ) rules, baccarat, blackjack (21), poker, roulette, sic bo, craps, Casino War, money wheel, pai gow (table game), and electronic table-games are permitted.