First, payment preferences vary dramatically by country. In Southeast Asia, digital wallets and bank transfers are king, with platforms like GrabPay, Dana, and OVO leading the way in Indonesia, Thailand, and Vietnam. In Japan, a technologically advanced market, cash-based online payments through the “Konbini” (convenience store) network remain vital alongside digital wallets like PayPay. South Korean consumers prefer integrated local card apps, whereas China’s ecosystem is dominated by super-apps such as WeChat Pay and Alipay. Even mature markets like Australia and New Zealand have rapidly adopted Buy Now, Pay Later (BNPL) services alongside cards.