Dongri Card Box
Contains a random Donguri Card.
Supply
Sell Price at Black Trader: 1K-5K 
Gold
How to Obtain:
Trade 
Pendant of Honor (1) with 
Supply Manager. (Only available once per day)
Used:
Obtain ONE of the following:
Donguri Card 10
Donguri Card Q
Donguri Card J
Donguri Card K
Donguri Card A
Notes: Donguri Card A is rare, thus being the most expensive.
When you give him the Pendant of Honor, after clicking the option to trade it in, he says he is giving you an Awaken Kooii doll instead of a card box.
The only supply-type item in the game without a cooldown