Koi-Koi Japan: Koi-Koi Enjoy Pack

Definitive edition of Hanafuda game "Koi-Koi Japan" got more fun!
In the DLC, a guide character, card design and BGMs are added!

"Koi-Koi Enjoy Pack" is an add-on pack for enjoying "Koi-Koi Japan [Hanafuda playing cards]" more!

DLC includes:
*Guide character "Ayano"
*5types of card design
*3 BGMs

When you have downloaded the DLC, the Custom Option Screen will be added.
Please move to the Custom Option Screen from the title menu.

Source:

Steam Store Description