This additional content includes:

- "Special Stickers 12" sticker set

Stickers featuring all of the characters from Kamura and Elgado hanging out with each other.
Have fun communicating with other players using stickers!

- After purchasing, speak to the Courier and select Add-on Content to receive the content. You will then be able to use it in the Chat Menu.
- The speech bubble will initially be empty. You can enter text in the Chat Menu.

More details on the official game page of "Special Stickers 12" sticker set ...