Understanding Money in Japan: Coins, Cash Culture and When You Still Need Notes

Quick answer

Hi, I'm Miya, and here's something that surprises a lot of newcomers: Japan is more cash-friendly than you might expect. Cards and phone payments work in plenty of places now, but a small eatery, a neighbourhood clinic, or a festival stall may still ask for coins and notes. The good news is that the money itself is easy to learn, and once you know which coins matter and roughly how much to keep on you, the whole thing stops feeling awkward. Let me walk you through it.

The coins and notes you'll actually use

Japan has six coins — 1, 5, 10, 50, 100, and 500 yen. The little 1-yen is light aluminium, the 5-yen has a hole in the middle (people consider it lucky), and the 500-yen coin is the heavy hitter: it's high-value and genuinely handy, because a single coin covers a coffee or a quick lunch and it's accepted in almost every vending machine and locker.

Notes come in 1,000, 5,000, and 10,000 yen, plus a less-common 2,000-yen note you'll rarely see. One thing to expect early on: coins pile up fast. If you keep paying with notes, your wallet fills with change, so it's worth spending your coins deliberately or dropping them into vending machines and self-checkouts.

Where cash is still the rule

Even as cashless spreads, some everyday places stay cash-only or strongly prefer it. Small family-run restaurants and older shops, some clinics and medical counters, certain fees at the ward office, and almost all festival food stalls tend to want cash. It's rarely a problem once you're expecting it — it just means you don't want to arrive with an empty wallet.

There's no single reason Japan leaned this way. Cash is trusted, it's private, and for a small business it avoids card fees, so a lot of places simply never switched. Treat it as normal rather than a sign something's behind the times, and you'll adjust quickly.

The little tray at the register

At most shops you'll notice a small tray on the counter. Rather than handing money directly to the cashier, you place your notes and coins in the tray, and your change comes back the same way. It feels unfamiliar at first, but it's just the normal way here, and it makes counting clear for both of you. Staff will often count your change back carefully, so there's no need to rush — take your receipt and your coins, and you're set.

A coin purse and a small cash buffer

Because coins matter so much, a lot of people carry a small coin purse — it keeps your 100s and 500s findable instead of buried, and it's perfect for vending machines, shrine offerings, and coin lockers. Sorting your change now and then saves you fishing around at the register later.

As for how much to carry, I suggest keeping a modest amount of cash on you as a backup even if you mostly pay by card or phone — enough for a meal, a taxi, or a cash-only counter you didn't plan for. You don't need to walk around with a lot; you just don't want zero on the day you meet the one place that can't take a card.

Let your phone carry the rest

Here's where things get lighter. Once cashless payments and mobile banking live on your phone, you carry far less cash and juggle far fewer coins — you tap to pay in convenience stores and stations, and you can check your balance anywhere instead of guessing. Cash stays as your backup for the places that still need it, while your phone handles the everyday.

For all of that you'll want a Japanese phone number and mobile data early — a pay app, a bank app, and even topping up transit all expect a local number. Setting it up is simpler than people fear: you can apply with just your residence card, and if your phone supports eSIM you can often be connected in around fifteen minutes without visiting a store. Get that sorted first, and living with Japan's cash culture becomes something you barely have to think about.