Note: A content set that includes this DLC is also available. Please see the official site for details. (https://www.koeitecmoamerica.com/dw9/)

An additional costume for Diaochan "Knight Costume" will be available for use.

▼How to use the content
From the title screen, select Gallery - Characters, and then select Diaochan. From Change Costume, select Regular Costume.
Alternatively, proceed to a Hideaway while playing the game, select Change Costume, select Diaochan, and then select the costume.
Note: To select Diaochan, you must have progressed the game to a point in which the character can be selected as a character.