Japan’s FamilyMart pulls up striped socks to survive convenience store rivalry

For some ⁠people, the blue, green and white striped socks hanging near the entrance of a FamilyMart convenience store may look more like an emergency purchase than a fashion statement. Yet the 390 yen (US$2.44) socks have become one of Japan’s best-known products at convenience stores, which are usually the go-to for snacks and drinks. With 40 million pairs sold…