From backpack zippers to car keychains, keyrings are everywhere in Korea these days. What used to be a simple decoration has evolved into a symbol of identity — and a rising consumer trend among the younger generation. At a Daiso store in Suwon, a 22-year-old university student said, “I used to keep my bag plain, but now I collect limited-edition keyrings or win them from claw machines. When I’m stressed, I hang a squishy one; during exams, I use a four-leaf clover or lucky b