The figurines, produced by Kotobukiya, are contained in transparent cylinders.
To be released on April 27th, these canned milk coffee sets will be available in Lawson convenience store, Eva Store, Animate and Kotobukiya stores in Japan,
Each set (250g milk coffee + figure) is priced at 698 Yen (inclusive of tax). It will also be released as a case containing 5 sets x 3 types of 250g milk coffee + figure. The price for each case is 10,470 Yen (inclusive of tax).
Images are from Gigazine.