The ¥1,000,000 serial-number rule
For any item priced at ¥1,000,000 or more (pre-tax), the shop must record and report serial number, brand, and model to the National Tax Agency. This is an anti-fraud measure (to stop pricey items being swapped before export) and applies most often to watches and luxury goods.
Practically, this means: expect the store to take down more details, and don't try to swap or return the exact item before you leave — the customs check is tied to that specific piece.
Confirmed threshold Unconfirmed detail The exact reporting format and which categories it covers will be spelled out in later Q&A.
Source: Joint proposal PDF, p.9.
Watches & luxury — a worked example
Say you buy a ¥2,200,000 watch (tax-included) at a department store:
| Tax-included price you pay | ¥2,200,000 |
| Consumption tax portion (10%) | ¥200,000 |
| Handling fee (~1.55% of pre-tax ¥2,000,000) | −¥31,000 |
| Estimated refund (net) | ¥169,000 |
Now the trap: if that ¥169,000 is refunded to a card and converted to your home currency via DCC at a 3–5% markup, you'd silently lose roughly ¥5,000–¥8,500 more. On big-ticket items the currency choice matters as much as the fee. Ask to be refunded in JPY.
Run your own watch number → (Use the "Watch / luxury" preset.)
Cameras & electronics
Big electronics chains (think Yodobashi, BIC Camera) are typically standard shops with no handling fee, so you tend to get closer to the full 10% back than at a department store. A camera body plus lenses bought together in one store on one day are combined toward the ¥5,000 minimum — which is easy to clear on any real kit.
Compare the two in the calculator: the same ¥300,000 purchase nets more at a standard shop (no fee) than at a department store (~1.55% deducted). Unconfirmed Whether specific chains keep zero fees under the new system isn't officially set.
Secondhand & vintage
With the old "goods for ordinary living use" requirement abolished, the category judgment that used to complicate secondhand purchases is gone. What still matters is simply that the shop is a licensed tax-free store and you meet the ¥5,000 minimum and 90-day export rule. Many vintage watch, camera, and luxury resellers in Japan are set up for tax-free sales — check for the tax-free signage or ask before you buy.
Source: category requirement removal, Joint proposal PDF, p.8.
Why DCC hits high-value buys hardest
Dynamic Currency Conversion (DCC) is when a payment or refund is converted to your home currency at the point of transaction — usually at a rate 3–5% worse than the real one. On a ¥5,000 refund that's pocket change; on a ¥200,000 watch refund it can be ¥6,000–¥10,000. Because refund timing and method aren't standardized yet, the safest habit is to always request JPY and convert on your own terms.
Context: DCC concern raised in secondary coverage; refund methods remain unconfirmed in primary sources.
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