In 2026, Japan has successfully transitioned into a "high-tech, low-cash" society, though physical money is still respected. The most common way people pay for things is through QR code payment apps, with PayPay being the undisputed leader, followed by Rakuten Pay and dBarai. For transit and small retail purchases, IC Cards (like Suica and Pasmo) remain ubiquitous; most Japanese people have these integrated into their smartphones via Apple Pay or Google Pay. Furthermore, "Touch Payment" (NFC) via standard credit cards has seen a massive surge in 2026, with most convenience stores and major retailers now accepting tap-to-pay. While you might still need physical yen for small temples, rural guesthouses, or traditional "Gashapon" machines, even the smallest ramen shops now often feature digital kiosks. For a traveler in 2026, a smartphone equipped with a digital Suica and a linked credit card is sufficient for roughly 95% of all transactions across the country.