The first set of four characters (Tanjiro, Nezuko, Zenitsu,Inosuke) will be released on January 29th on pulsargg.kr (Korea), pulsar.jp (Japan), and in Sweden at @wearemaxgaming.
In the US and Canada, the merchandise will be available at local stores and for global shipping on pulsar.gg and Maxgaming, starting around February.
The exact date is currently pending final review by the regional management licensor.