Small black and pink cards can be purchased on online shopping platforms or on salted fish on second-hand platforms. Among them, there are small cards selling black and pink on salted fish, and you need a single sheet to go to salted fish.

BLACKPINK () is a Korean women's singing group launched by YG Company of Korea on August 8, 20 16. It consists of Kim Ji-soo, Jenny, Roseanne Park and Lisa.