The real value is buying the drink you always have, within your usual count, without waste — app stamps or payment cashback is just a bonus on top

Deep dives Published：2026-05-31 Updated：2026-06-21 13 min read

Vending machines: the bottle you always buy — stamps and payment cashback are just a bonus on top

A 100–180 yen vending-machine drink is something you buy to quench your thirst or take a break. If you buy one every day with cash and leave it at that, you're leaving cashback on the table. Apps like Coke ON let you collect stamps and redeem free drink tickets; machines that support QR payments or transit IC cards stack on payment cashback too; and the step-count linkage feature even awards stamps for free — vending machines are a surprisingly leaky category despite being small amounts at high frequency.

The most important thing, however, is buying the drink you always have, within your usual count, without waste. Buying more than usual "for a stamp" or "to use a free ticket faster" only causes over-drinking and extra spending — completely counterproductive. This guide covers vending-machine point-earning from five angles: how stamps and drink tickets work, finding eligible machines, step-count linkage, QR / transit IC payment linkage, and not over-buying. For convenience stores, see the convenience-store guide; for bottled water delivery, see the drinks & water server guide.

How stamps and drink tickets work — Coke ON as an example

Coke ON is Coca-Cola's vending-machine app. Buying at an eligible machine through the app earns a stamp, and collecting a set number lets you redeem a drink ticket (one free bottle). Think of it as a "buy 15, get 1 free" style effective discount — the backbone of vending-machine point-earning.

Feature	How it works	Watch out for
Stamp earning	Each app-linked purchase at an eligible machine earns a stamp	Non-eligible machines / drinks earn no stamps
Drink ticket	Redeem after collecting the required stamps; use at an eligible machine	Has an expiry date; confirm eligible machines
Campaign stamps	Bonus stamps for limited-time campaigns or specific products	Conditions and timing — check the official app
Step-count stamps	Free stamps when you hit a daily step goal	Linked app and conditions — check official info

Stamp conditions, required counts, and where drink tickets can be used change over time and with campaigns. Always check the official Coke ON app for the latest. Other brands (DyDo, Pokka, etc.) may have their own apps or campaigns.

The practical trick to earning stamps efficiently is to be aware of three entry points: "buying via the app," "step linkage," and "campaigns." Even at a supported vending machine, buying normally without opening the app sometimes earns no stamp, so launching the app before buying is the basis. Set up step linkage too, and stamps pile up just from walking on days you don't buy. What to watch is that both stamps and drink tickets have an expiry and the machines you can use are limited. Using a ticket on "the day you were going to drink anyway," at a supported machine, is the trick. The conditions, required count, and a ticket's usable range change with campaigns, so don't take asserted numbers at face value — always confirm the latest in the Coke ON app's official info. The big principle is the same here: don't drink more than usual for a ticket or a bonus campaign — receive it as an extra within your usual one-bottle range, and keep that order.

Finding eligible machines — use the in-app map

The first hurdle of vending-machine point-earning is "I don't know which machines are eligible." Older machines often don't support cashless payment or apps, and it's hard to tell from the outside. Coke ON has a built-in map that shows nearby eligible machines. Identifying supported machines on your commute or near your workplace in advance lets you naturally collect stamps in your daily routine.

Search in Coke ON's in-app map: Search nearby eligible machines in the map view; the icons show supported payment methods and features.
Look for the Bluetooth icon on the machine: Eligible machines often have a Bluetooth or app-support sticker or icon on the unit itself.
Check payment stickers: Stickers for PayPay, Suica, iD, etc. indicate cashless support.
Pick 1–2 regular machines: Fixing 1–2 eligible machines near your daily commute station or workplace makes it easy to build a habit.

Machine availability and supported features get updated, so check the app map periodically to stay current.

Thinking of supported machines as something to "fix into your routine" rather than to "find" makes them much easier to stamp. Specifically, from the places you pass almost daily on your commute, school run, or shopping, decide on just one or two machines that both support the app and support the payment you use most (PayPay, Suica, etc.). Search the area with the map function, visually confirm the support status with the actual machine's Bluetooth/app stickers and payment stickers, and register it as "your machine" — then you can take stamps and payment cashback without hesitating each time. Older machines often don't support cashless or the app and are hard to judge by looks, so always confirm with both the app and the actual machine. Since installation status and supported functions can change, it's also worth opening the map occasionally to check whether your usual machine is still supported and whether a better-conditioned one has appeared nearby.

Step-count linkage — earning stamps without buying anything

Coke ON's step-count linkage feature awards free stamps when you hit a daily step target. Simply allow Coke ON to connect with your phone's health app (iPhone Health or Google Fit on Android) and your commute, walks, and everyday movement automatically convert into stamps.

💡

Step-count linkage is a "walk and earn stamps" mechanism that moves you toward a drink ticket without any extra purchase. Pairing it with walking-reward apps covered in the earn-by-walking app guide turns your daily movement into double-duty point-earning. Check the official app for step-count stamp conditions and how many you earn.

A few caveats for step-count linkage: days you leave your phone at home won't count; the linked-app setup varies by device model and OS version. Once you complete the initial setup, it runs automatically, so just get it done once.

QR payment and transit IC linkage — double-earning

Most Coke ON–eligible machines support cashless payment, including QR codes like PayPay and IC cards like Suica. The ability to combine stamp earning with payment cashback is the strength of vending-machine point-earning, and the gains build up the more frequently you buy.

Payment method	Linkage point	Where to check
PayPay (QR payment)	Links as Coke ON Pay; launch from within the app	Coke ON app / PayPay official
Suica (transit IC)	Tap to pay at eligible machines; Mobile Suica earns JRE Points	JRE POINT / each carrier's official site
iD / QUICPay etc.	Tap to pay at eligible machines; earn credit card or e-money cashback	Each card / payment service official
Cash	Stamps still earned, but no payment cashback	——

For payment comparisons and cashback rates, see the QR payment comparison guide, touch payment guide, and Suica & transit IC guide. Supported payments and linkage methods vary by machine model and time period — always confirm in the app and on each payment service's official site.

The trick to choosing a payment is to work backward from "can the payment I use most be used at that machine?" Stamps accrue regardless of payment method as long as you go via the app, but payment cashback is decided by the payment service you use, so rather than adding a new payment just for vending machines, making your main payment usable at machines too consolidates points and wastes nothing. Which of QR payment, transit IC, or touch payment suits you depends on your usual usage, and the way to choose each is covered in the payment guides. Cash earns stamps too but zero payment cashback, so at supported machines, default to cashless. However, supported payments, linkage methods, and cashback conditions change by machine model and time, so don't rely on asserted numbers — confirm the latest in the app and each payment service's official info.

Don't buy extra "for that one bottle" — the counterproductive trap

The biggest trap in vending-machine point-earning is buying more than your usual amount chasing stamps or drink tickets. Going from one bottle a day to two (at around 160 yen each) adds about 4,800 yen a month in extra spending — far more than stamps can save you. Completely counterproductive.

Set your daily count and budget first: Set a cap like "one bottle a day max" or "five bottles a week max," and don't raise it even when you have stamps or free tickets.
A drink ticket is not a reason to drink more: When a free ticket arrives, don't redeem it on a day you weren't planning to drink. Use it on a day you were already going to buy one.
The same rule applies during campaigns: Even during bonus or extra-volume campaigns, the principle stays "use it within your usual range." Don't treat the campaign as a reason to buy more.
Don't buy extra because stamps are about to expire: Even if stamp expiry is approaching, don't use that as an excuse to buy more. The loss from expiry is smaller than the cost of extra bottles.

💡

The core of vending-machine point-earning is buying the drink you always have, within your usual count, without waste. Stamps, drink tickets, and payment cashback are all bonuses that come with that bottle. Increasing the "main thing" (how many bottles you buy and your budget) for the sake of the bonuses is counterproductive. Understand your "normal" first, then layer the app and payment options within that frame. That's the right order for vending-machine point-earning.

Vending-machine point-earning — practical steps

① Set your daily count and budget firstSet a rule like "1 bottle per day, 5 per week max" and don't increase the count even if you have stamps or free tickets.
② Install Coke ON and check eligible machines on the mapDownload the app and identify eligible machines near your commute or school. Fix 1–2 regular machines.
③ Set up step-count linkageConnect your phone's health app to Coke ON to automatically earn step stamps. See the earn-by-walking app guide.
④ Set up a cashback payment and buy cashlesslyUse PayPay, Suica, or another supported payment at eligible machines to earn stamps + payment cashback simultaneously. QR payment comparison · touch payment guide.
⑤ Use drink tickets before they expireCheck the expiry on stamps and drink tickets, then use them on days you were already planning to buy. Expiry-prevention guide.

Mini glossary for vending-machine point-earning

Here are the key terms that appear in the app and in this guide. Stamp conditions and supported payment methods change over time — always check the official app and each payment service for the latest information.

Term	Meaning
Stamp	A mark earned by purchasing through the app at a Coke ON–eligible machine, or by hitting a daily step goal. Collect enough to redeem a drink ticket.
Drink ticket	A one-free-bottle voucher redeemable after collecting the required stamps. Check the expiry date and which machines accept it.
Coke ON	Coca-Cola's vending-machine app. Lets you collect stamps at eligible machines.
Step-count linkage	A feature that links to a health app and awards free stamps when you hit your daily step target.
Coke ON Pay	A mechanism to use QR payments like PayPay from within the app. Earns both stamps and payment cashback.
Transit IC	Tap-to-pay cards such as Suica. Usable at eligible machines; the mobile version may also earn points.
Double-earning	Receiving stamps and payment cashback at the same time. Builds up more for frequent buyers.

Frequently asked questions

How do I earn Coke ON stamps?

Install the Coke ON app, then buy at an eligible machine using the app — you'll earn a stamp for each purchase. Collect enough and you can redeem a drink ticket (one free bottle). With step-count linkage enabled, you can also earn stamps on days when your step count hits the target. Check the official app for conditions and required stamp counts.

How do I find eligible machines?

Use the map function inside the Coke ON app to search for eligible machines nearby. Many eligible machines also have a Bluetooth or app-support sticker on the unit. Stickers for PayPay and Suica are another sign of cashless support. Knowing which machines on your usual route are eligible makes it easy to build a habit.

How do I set up step-count linkage?

In the Coke ON app settings, allow access to your health app (Health on iPhone, Google Fit on Android). After that, stamps are awarded automatically on days your step count hits the target. Check the official app for conditions and how many stamps you earn per day. It pairs well with other walking-reward apps.

What do I gain by combining PayPay or Suica?

Using a cashless payment like PayPay (Coke ON Pay) or Suica at an eligible machine earns you stamps from the purchase plus cashback from the payment service simultaneously (double-earning). Cash payments still earn stamps, but you miss out on payment cashback. Check cashback rates and current campaigns in the QR payment comparison guide and each service's official site.

I started buying more to fill up my stamps faster — what should I do?

The key is to set a cap first — "how many bottles per day at most." Think of stamps and drink tickets as a bonus you get while buying your daily bottle anyway. Even if you have a free ticket, there's no need to redeem it on a day you weren't planning to drink — just use it on a day you were already going to buy. Stick to "no extra buying for the bonuses" and your spending won't increase.

My drink ticket is about to expire — should I rush to buy more?

Buying extra bottles to prevent a ticket from expiring is not recommended. The value of one ticket (a few hundred yen) is generally less than the cost and health impact of extra drinks. For a soon-to-expire ticket, simply "use it the next day you were already planning to buy" is enough. Even if it expires, you come out ahead compared to buying extra.

How do I find eligible vending machines?

Use the map function in the Coke ON app to see the locations of eligible machines near you. Eligible machines often have Bluetooth or app-support stickers, and stickers for PayPay and Suica are also useful indicators. Identifying 1–2 eligible machines on your commute or near your workplace in advance means stamps accumulate naturally in your routine. Machine availability and supported features are updated regularly, so check the app map from time to time.

Can I get a drink ticket just from step-count linkage, without buying anything?

Step-count linkage is a "walk and earn stamps" mechanism, so stamps can accumulate even without purchases. However, earning enough stamps for a drink ticket through step-count alone typically takes a long time; in practice, most people combine step stamps with purchase stamps. Days without your phone won't count, so just complete the initial setup and let everyday movement do the work automatically (check the official app for conditions and how many stamps you earn).

Do other vending-machine brands have point-earning apps?

Yes. Coca-Cola's Coke ON is the most well-known, but brands like DyDo and Pokka may also offer their own apps or campaigns. It's worth checking the app for whichever brand of machine you use most often. In all cases, the fundamental principle is the same: "buy the drink you always have, within your usual count" — stamps and payment cashback are just the bonus. That's the right way to approach vending-machine point-earning.

How do I split between vending machines and bulk buying/subscriptions?

For a staple drink you have daily, or water/tea, buying in bulk at a supermarket or online, or using a water server/subscription, often lowers the per-bottle price more than buying one at a time from a vending machine. Vending machines suit "the one bottle you want to drink right now while out," while you split the home or office stock to bulk buying/subscription — that's the trick. For drink buying in general, see the drinks & water server guide. For all of them, "within the amount you normally drink" is the big principle — treat vending-machine stamps and bulk-buy routing cashback alike as an extra on your usual spending.

Compare high-cashback payments for vending machines → Read the earn-by-walking app guide

This article was written from publicly available information on each point site as of 2026-06-21. Cashback rates, campaign terms, and redemption rules can change without notice — always check each site's official page for the latest. This site uses each point site's referral program, but going through a referral link never changes the rate you receive.