From January 1st, 2020 until January 13th, 2020, a variety pack gift box called 2020 Sweet New Year will be sold at participating Baskin Robbins locations in Japan. The ice cream cupcake variety pack comes in a cute limited edition design with a Pokémon pattern! Customers who purchase the product will receive a small Pokémon plate on a first-come, first-served basis. There are 4 different plate designs to collect.

* You may not be able to choose your favorite design.
* Limited time offer.
* Cannot be used in conjunction with other coupons or benefits such as discounts.
* Pokémon small plate size: Diameter of about 120mm x Height of about 20mm

Source: https://www.31ice.co.jp/contents/topics/191217_01.html