MTG: Kamigawa Neon Dynasty Draft Booster Box - Rules of Play says:

Neon Dynasty is set in the current era on Kamigawa, more than 1200 years after conclusion of the original Kamigawa block in 3326 AR. The plane's feudal past has met futuristic modernity, with ninjas and samurai now carrying a cyberpunk aesthetic. Draft Boosters are for Limited formats, like Booster Draft and Sealed Deck. They're the classic Magic booster pack made up of 36x 15 card single boosters, the set is designed for a balanced Draft experience, plus an ad card or token.