QR payment rate comparison: the core is narrowing the QR payment that fits your zone and pairing the right charge source - the rate is just a bonus

Comparing QR payments comes down to "fit with your economic zone and how you pair the charge source" — not which has the highest rate

PayPay, d-barai, au PAY, Rakuten Pay, LINE Pay, Merpay — Japan's QR payments may look like a free-for-all, but each has a clear character and strong ties to a specific economic zone and services. The core mechanism — charging a source card then paying by QR to stack rewards twice — is shared, but the situations where each shines differ significantly.

Before chasing "which total rate is highest," there are two things to settle first. ① Narrow down to 1–2 QR payments that fit your economic zone (carrier, main card, stores you frequent). ② Pair the "reward-eligible charge source" that QR payment designates correctly. Without this foundation, adding all QR payments scatters balances across six places and breaks management — and pairing the wrong charge source invalidates the biggest layer entirely. The rate figure is ultimately just "a bonus on top of getting the foundation right."

This article compares the character and fit of each QR payment side by side, and covers how to narrow down to 1–2 that suit you, how to correctly pair the charge source, and how to split use cases between QR and contactless payment (card-direct). For deep dives into each economic zone, see the economic zone comparison; for the contactless vs. QR breakdown, see the contactless payment article.

The "character" of each QR payment compared — strengths and best-fit scenarios

Before choosing a QR payment, understand each service's personality. Grasping "where it's strongest" and "which economic zone it links to" matters more than memorizing rate figures.

QR payment	Biggest strength	Best fit for	Watch out for
PayPay	Largest merchant network in Japan. Closed design: only PayPay Card can be used as a charge source (other cards are blocked in principle)	People who hold (or can get) the PayPay Card. High-frequency users who can hit PayPay Step conditions	Other credit cards cannot charge PayPay. The step reward rate varies with usage frequency — low usage means only the base rate
d-barai	Docomo subscribers and d Card holders can stack double rewards via "phone-bill consolidated payment" and "d Card link." d-points are highly versatile	Docomo subscribers. People who have (or plan to get) the d Card	Non-Docomo users can use d-barai, but the reward ceiling depends on linking the d Card. For the full d economic zone picture, see d Economic Zone
au PAY	Directly linked to Ponta points. Charging with the au PAY Card boosts reward rates. Strong stacking at Ponta-compatible stores like Lawson	au/UQ Mobile subscribers. People who accumulate Ponta as their main points	Non-au/UQ users can use au PAY, but points tend to scatter. Fit with Ponta's economic zone is crucial. Details at au · Ponta Economic Zone
Rakuten Pay	Rakuten Card → Rakuten Cash charging stacks rewards, and points from Rakuten Ichiba purchases all flow into the same pool. The hub of the Rakuten zone	Rakuten Card holders and frequent Rakuten Ichiba shoppers. People who want to consolidate Rakuten points in one place	Rakuten Pay's strength is its Rakuten ecosystem tie-in. Outside the Rakuten zone, merchant count can lag behind PayPay. Details at Rakuten Economic Zone
LINE Pay	Money transfers and bill-splitting complete entirely inside the LINE app. Easy for small payments between friends	People who frequently use LINE for bill-splitting and transfers. As a primary QR for in-store purchases, however, merchant count lags behind competitors	Reward programs and merchant expansion have been more conservative than other services. Not suited as a main point-activity tool; realistically, best used as a transfer supplement
Merpay	Mercari sales proceeds can be spent directly as payment. No need to cash out — flea-market active users can spend naturally	People who buy and sell on Mercari multiple times a month. Those who want to channel sales proceeds into everyday purchases	Not well suited for actively charging external funds as a point-activity strategy. Best treated as a "proceeds-disposal tool," not a primary payment method

* Reward rates, campaigns, and conditions for each QR payment fluctuate over time. The "strengths" in the table reflect structural and design characteristics; check each official site and Pointnavi for current figures.

PayPay's weapon is the breadth of its merchant network, but to maximise that strength, the key is how you assemble the PayPay ecosystem (the PayPay card, PayPay balance, and related services). Like other QR payments, PayPay too changes how rewards accumulate when used "as a whole ecosystem" rather than "payment alone." How to assemble the PayPay ecosystem and whom it suits is organised in our PayPay ecosystem guide, so if you are considering building around PayPay, check it as well.

Use your "economic zone" to narrow QR payments to 1–2 — loading all of them breaks management

You can install as many QR payments as you want, but doing so scatters balances across six places and makes tracking "how much is where" unmanageable. The risk of forgotten charges, zero-balance checkout failures, and expiry errors all rises. Point-activity gains come from concentration. Narrow down using three axes — your carrier, your main card, and the stores you frequent — and you'll find the answer quickly.

Docomo subscriber or d Card holder → d-barai is the natural choice. Linking the d Card builds the double-stacking foundation. Add Rakuten Pay as a secondary if you also shop on Rakuten Ichiba
au/UQ Mobile subscriber or Ponta-focused → Center on au PAY. Strong stacking at Ponta-compatible stores (Lawson, KFC, etc.). Add Rakuten Pay as a secondary if you also use Rakuten Ichiba
Rakuten Card holder and heavy Rakuten Ichiba user → Rakuten Pay is the clear choice. Charging to Rakuten Cash accumulates Rakuten points that combine with Ichiba purchases
Carrier-agnostic and prioritizing merchant coverage → PayPay. The largest merchant network minimizes "can't use it here" situations. Requires pairing with the PayPay Card
Want to spend Mercari proceeds directly → Merpay as a secondary. Treat it strictly as a proceeds-disposal tool; don't make it your primary everyday payment
Main use case is transfers and bill-splitting with friends → LINE Pay. But don't make it the primary for in-store point activities

💡

"1 primary + 1 secondary" is the realistic ceiling. Three or more and balance management collapses. Choose the primary based on your economic zone axis, and reserve the secondary to cover stores where the primary doesn't work — that's the design that maximizes gains. For a full economic zone overview, see the economic zone comparison.

How to correctly pair the charge source (credit card) — get it wrong and the biggest layer is entirely void

QR payment rewards work as a two-tier stack: "card reward at charging" + "QR reward at payment." Yet most credit cards treat "charging to prepaid balances as ineligible for points." This means that without checking, using whatever card you have on hand to charge could wipe out the entire "reward at charging" layer — the biggest one.

QR payment	Correct charge source for reward	Charge sources to avoid
PayPay	PayPay Card (PayPay Gold Card provides further advantage)	Other credit cards (blocked from charging in principle)
d-barai	Set d Card as the linked payment source (it's a "payment source card" setting, not a "charge")	Using a non-d Card as the payment source removes reward upside
au PAY	Charge au PAY balance with the au PAY Card	Charging from most other credit cards is outside the reward scope
Rakuten Pay	Rakuten Card → charge to Rakuten Cash	Charging from non-Rakuten cards is outside Rakuten points eligibility
LINE Pay	Charge LINE Pay balance from a bank account (credit card charging reward is limited)	Credit card charges to LINE Pay rarely earn rewards by design
Merpay	Using Mercari sales proceeds directly is the correct approach	Charging actively from external sources yields lower point-activity efficiency than other services

⚠️

Pair the wrong charge source and the biggest layer of "QR double-stacking" disappears entirely. Always confirm the reward-eligible charge source or linked card designated by each QR payment's official site before setting up. Conditions and eligible cards are subject to change — check each official site for the latest. Note that issuing the charge-source card through a point site is often itself a high-value offer; see the credit card issuance article.

Because the card that earns rewards as a charge source is fixed for each QR payment, if you are preparing one now, choosing "the card that matches the QR payment you build around" comes first. Comparing including the annual fee, everyday rewards, and the fit with your main ecosystem lets you find one card you can use long-term both as a QR charge source and for everyday payments. When you want to compare cards side by side, see our card ranking guide.

Contactless payment (card-direct) vs. QR payment — how to split use cases

Visa Contactless and Mastercard Contactless have spread rapidly across convenience stores and transit, leading more people to ask "is contactless actually better than QR?" The short answer: which wins depends on the store, card, and economic zone combination — there's no universal answer.

Strengths of contactless (card-direct): No charging required — use it directly. The card's native reward rate applies in full (no two-step charge-then-pay setup). Some high-reward cards (select Sumitomo Mitsui cards, etc.) are designed to offer elevated rates at specific stores
Strengths of QR payment: Easier to stack charge source reward + payment reward + campaign bonuses (5-day events, point-up promotions, etc.). Small independent stores and local restaurants often accept QR but not contactless
Basic rule for splitting: Major convenience stores and transit — contactless is fast and frictionless. Regional stores, independents, and restaurants — QR payment covers more situations. During active campaigns, prioritize QR; outside campaigns, mix in contactless as the situation calls for it

For a full breakdown of contactless and which cards to pair, see the contactless / card-direct payment article. Splitting QR and contactless by "economic zone axis" and "store situation" is the practical optimal answer.

Common QR payment point-activity mistakes and how to avoid them

Charging with a card that earns nothing on charges: "Just charging from whatever card I have" is the biggest mistake. Many cards exclude prepaid charging from point eligibility. Always verify the card each QR payment designates
Installing all QR payments and scattering balances: Balances across six places become unmanageable. Forgotten charges and zero-balance checkout failures increase. Narrow down to 1–2 primaries
Overcharging and letting balance sit idle: QR payment balances are in principle non-withdrawable (with some exceptions). Overcharging locks up your funds. Strictly charge only what you'll use
Using payments without checking campaign conditions: 5-day events, eligible stores, spending caps, and other conditions are easy to miss. Without meeting conditions, you get only the base rate. Check conditions in the app or official page before using
Economic zone, QR payment, and charge source all mismatched: For example, holding a Rakuten Card but making d-barai your primary — when the axes are scattered, no points accumulate meaningfully anywhere. Align "the QR payment you use = the card you should hold" as a complete economic zone package. Use the economic zone comparison to sort this out
Making Merpay or LINE Pay the primary point-activity tool: Both excel at specific use cases (proceeds disposal, transfers) but lag behind others in reward programs and merchant count for everyday point activities. Keep their roles limited

Besides the QR-payment-specific mistakes listed here, there are stumbles common to point-earning in general — "forgetting to route," "forgetting to cancel a free trial," and "letting earned points expire." Because QR payments are used daily, once you get the foundation of settings and usage wrong, the loss quietly piles up. Common failure patterns and how to avoid them are gathered in our failure-patterns guide, so checking it alongside your payment settings gives you peace of mind.

Step-by-step QR payment point-activity setup

① Use your economic zone to narrow "which QR payments to use" to 1–2Decide based on your carrier (Docomo/au/Rakuten/other), main card, and stores you frequent. Settle the axis at economic zone comparison.
② Confirm and obtain the reward-eligible "charge source card"Verify on each QR payment's official site which card earns rewards on charging. If you don't have it yet, issue it through a point site to also capture card-issuance rewards.
③ Set up the charge source correctly before adding any balanceConfigure the setup first, then charge. Reversing the order means your first charge earns nothing.
④ Check campaigns and point-up days in advanceConfirm 5-day events, point-up promotions, eligible stores, etc. before using. Adjust your usage timing to match conditions.
⑤ Decide how to split use cases with contactless paymentSplit QR and contactless by store coverage and active campaigns. Check compatible cards at the contactless article.
⑥ Consolidate earned points into your main economic zone and use them before they expireGather scattered points into the main zone and spend them before expiry. See also point expiry prevention.

Mini glossary — terms that come up in QR payment point activities

When comparing and thinking through QR payments, a handful of terms tied to how rewards stack up appear again and again. Here is each term's meaning paired with the key watch-out from a money and setup perspective.

Term	Meaning	Watch out for
Charge source (linked card)	The card used to load balance or set as the payment source	Using a non-designated card voids the biggest reward layer entirely
Double-stacking (two-tier reward)	Card reward at charging + QR reward at payment	Only works when the charge source is paired correctly
Economic zone	The cluster of carrier, card, and points that work together	Match your QR to your economic zone and narrow to 1–2
Contactless payment	Tapping a credit card directly — non-contact payment (Visa/Mastercard Contactless)	No charging needed. Split use cases with QR by store and card
Balance (prepaid)	Electronic money balance loaded in advance	Non-withdrawable in principle. Charge only what you'll use
Point-up day	A promotion where rewards are boosted on specific dates or at specific stores	Check conditions and caps before using

These are the foundational concepts for understanding QR payment point activities. Rather than chasing rate figures, the real foundation is narrowing to 1–2 QR payments that fit your economic zone and pairing the designated charge source correctly — without that foundation, spreading across multiple QR payments scatters balances and breaks management, and pairing the wrong charge source wipes out the biggest layer entirely. The numbers are just a bonus on top of getting the foundation right.

FAQ

Which QR payment is actually the best?

"Best" depends on the individual. PayPay has the widest merchant network and pairs powerfully with the PayPay Card. Docomo users find d-barai + d Card double-stacking natural. Rakuten Card holders get Rakuten Pay + Rakuten Cash directly linked to the Rakuten ecosystem. au/UQ subscribers benefit from au PAY + Ponta synergy. "The one that fits your economic zone" is the right answer — choosing purely by total rate figures will scatter your economic zone and charge source. Use the economic zone comparison to clarify your axis.

Is it hard to use multiple QR payments simultaneously?

More than hard, it tends to cost you. Balances scattered across six places break management, and having different charge sources for each means thin rewards everywhere. The point-activity rule is concentration: 1 primary + 1 secondary as needed is the practical maximum. LINE Pay is for transfers and splitting; Merpay is for disposing of Mercari proceeds — keeping those roles limited is the correct approach.

What happens if I pair the wrong charge source?

The "card reward at charging" — the biggest layer of QR double-stacking — becomes entirely zero. Many cards exclude prepaid charging from points, so charging with a non-designated card means only the QR payment-time reward posts. Always confirm the "charge-source card" designated by each QR payment's official site before setting up.

Should I use QR payment or contactless (card-direct)?

Split by situation and goal. For major convenience stores and transit where contactless is well-supported, card contactless is fast and effortless. For regional shops, independents, and restaurants, QR payment often has broader coverage. During campaign periods (point-up days, eligible stores), prioritize QR; otherwise, switch between contactless and QR as the situation warrants. See the contactless / card-direct article for details.

Are Merpay and LINE Pay really not good for point activities?

As a primary everyday point-activity tool, both lag behind the other four. LINE Pay focuses on friend-to-friend transfers and bill-splitting, and its in-store reward programs and merchant count trail competitors. Merpay's strength is spending Mercari sales proceeds directly — convenient for active flea-market users, but not designed for point activities via external charging. Treat both as "specific-purpose tools" and pick your primary from PayPay, d-barai, au PAY, or Rakuten Pay based on your economic zone.

Can I use d-barai without a Docomo line?

Yes — d-barai works with a d-account even without a Docomo subscription. However, "phone-bill consolidated payment" is exclusively for Docomo subscribers. The biggest reward boost comes from linking the d Card as the payment source, which is available regardless of carrier. That said, in terms of overall economic zone fit, people who already have a Docomo line or d Card are structurally better positioned to maximize d-barai's benefits. See also d Economic Zone.

Is it a problem if I charge too much balance into a QR payment?

Overcharging is best avoided. QR payment balances are in principle non-withdrawable (with some exceptions), so charging too much locks up your funds. The baseline rule is "charge only what you'll use" — and if you use auto top-up, keep an eye on the cap. Also, spreading balance across multiple QR payments makes management unwieldy; concentrating into one primary is the efficient approach. Always set the charge source to the reward-eligible card each QR designates before loading any balance.

How many QR payments should I hold?

"1 primary + 1 secondary" is the realistic ceiling. Three or more and balances scatter — the risks of forgotten charges, zero-balance checkout failures, and expiry all rise, and the "concentration" that drives point-activity gains breaks down. Choose the primary based on your economic zone axis (carrier, main card, stores you frequent), and reserve the secondary to cover stores where the primary doesn't work. LINE Pay is for transfers and splitting; Merpay is for Mercari proceeds disposal — treat purpose-specific tools as exactly that, and don't make them your primary.

Where should I ultimately consolidate the points earned through QR payments?

Points earned through QR payments (PayPay Points, d Points, Rakuten Points, Ponta, and so on) are best consolidated into the shared points of your main ecosystem. Using several QR payments half-heartedly scatters your points, fragments where you can spend them, and raises the expiry risk. Which shared points suit your lifestyle, and how easily they accumulate and how widely they spend, are organised in our shared-points comparison guide, a useful reference for deciding where to consolidate.

Managing charging and balances is a hassle and I keep forgetting.

Checking QR-payment balances and campaign days tends to slip if you try to manage it all in your head. Turning tasks like setting auto-charge limits, putting campaign days in your calendar, and a monthly check of balances and points into a "system" that runs semi-automatically prevents forgotten charges and unused balances. Concrete ways to systematise your management are gathered in our systematising guide.

Issue your charge-source card via a point site → Set your axis with the economic zone comparison

Measured rewards for popular offers, site by site

Data measured by our regular crawls of each point site. The same offer can pay differently — with different terms — depending on the site.

PayPay

Site	Offer (as listed)	Reward (as measured)	Approx. JPY	90-day range	Measured on
ポイントインカム	【最大16,000円相当】PayPay 加盟店申込（US）	61,000 pt	≈ 6,100円	60,000〜61,000pt	2026-06-22
ハピタス	PayPay（ペイペイ）加盟店申込	5,500 pt	≈ 5,500円	No change	2026-06-10
Powl	PayPayカード	20,000pt	≈ 2,000円	No change	2026-06-02
モッピー	PayPayカード＜最短7日付与＞	800P	≈ 800円	800〜2,000pt	2026-07-07
ポイントタウン	PayPay	258	≈ 258円	No change	2026-06-02
フルーツメール	PayPayギフトプレゼントキャンペーン	720P	≈ 72円	No change	2026-07-08
ちょびリッチ	PayPayギフトプレゼントキャンペーン	80ポイント	≈ 40円	80〜160pt	2026-06-22

au PAY

Site	Offer (as listed)	Reward (as measured)	Approx. JPY	90-day range	Measured on
Powl	au PAYマーケット	1 %還元	—	No change	2026-06-02
楽天 Rebates	au PAY マーケット	1.0%	—	No change	2026-07-17
フルーツメール	au PAY マーケット	1.0％	—	No change	2026-06-12
モッピー	au PAY マーケット	0.8%	—	0.8%〜1%	2026-06-10
ハピタス	au PAY ゴールドカード	10,000 pt	≈ 10,000円	10,000〜16,000pt	2026-06-30
ポイントタウン	au PAY カード	4,000	≈ 4,000円	4,000〜6,000pt	2026-07-08
ポイントインカム	au PAY カード	35,000 pt	≈ 3,500円	35,000〜88,000pt	2026-07-08
ちょびリッチ	au PAY カード	4,500pt	≈ 2,250円	4,500〜21,000pt	2026-07-01

※ JPY conversion applies to point-denominated offers only, using each site's point rate (for % offers, compare the rates directly). Measurement dates vary by site, and rewards/terms change — always check each site's latest listing before use. Rows with different offer names may be separate offers with different terms.