Collecting Fees for a Paid Seminar in Japan: Start From the Receipt, Not the Rate

Hello, this is Ryuta Hamamoto from TIMEWELL.

A 3,000 yen fee and somewhere between 30 and 100 people. That is the typical shape of a paid seminar, an industry training session or a study group in Japan. When organisers pick a way to collect the money, they usually start by comparing rates. 4.8% or 3.6%? Isn't bank transfer free?

Then the event runs, and the rate turns out not to be the problem. The problem is the email that says: "I'm expensing this. Can you send a receipt that works under the invoice system?" Can you put the company name on it? Accounting won't take it without a registration number. Can you send an invoice first? Handling those one by one eats far more time than the difference in fees ever saves.

So this article works in the other direction. First decide what paperwork you owe and to whom. Then compare bank transfer, card, cash on the day and invoice-and-pay-later by what actually lands in your account.

A quick note for readers outside Japan. The tax rules below are Japan's Qualified Invoice System (the consumption tax "invoice" regime introduced in October 2023). If you are organising an event in Japan, or selling seats to Japanese companies, they apply to you. If you are running events elsewhere, your local rules will be different, and the fee comparison is the part worth borrowing.

The short version:

• If many attendees are expensing the fee, decide whose name goes on the receipt before you choose a payment method
• Japan's National Tax Agency says a seminar that recruits broadly can issue simplified qualified invoices, which need no addressee
• If the organiser is not registered, larger attendee companies can deduct only 70% of the input tax from October 1, 2026 (companies eligible for the small-amount exception are barely affected)
• At 3,000 yen × 30 people, bank transfer (counting the fee attendees pay) and card cost about the same in total. The gap is in the paperwork
• Put your refund deadline before the payout is settled

First question: whose money is it?

The same 3,000 yen creates very different work depending on whether the attendee is paying personally or putting it on the company.

Someone paying out of pocket just wants proof they paid. A payment confirmation email is almost always enough.

Someone expensing it needs a document for accounting. Under Japan's system, a company that is a consumption-tax payer generally has to keep a qualified invoice from the seller to claim the input tax credit¹. The person checking the format is not your attendee. It is the accounts team behind them.

And the seller here is you, the organiser who runs the seminar and receives the fee. Not the venue. Not the payment processor. Get this wrong and everything after it goes sideways.

Add one field to your sign-up form, "Do you need a receipt, and in what name?", and you will quickly see how many people are expensing. My guess is that a weekday daytime training session and a weekend evening study group will look very different.

Seminar fees can use the simplified invoice

Once you know a lot of attendees are expensing, the next question is format. Here Japan's National Tax Agency (NTA) has actually addressed seminar fees directly.

Japan has two kinds of qualified invoice: the standard one, and a simplified qualified invoice with fewer required fields. The simplified version is available to retail, restaurants, photography, travel, taxis and parking when they serve an unspecified large number of people, and to businesses "similar to these" that do the same².

What about seminars? In Invoice Q&A question 24-2, the NTA looks at a seminar that recruits participants broadly from its membership and says it is not held after uniquely identifying the counterparty and has many participants, so it qualifies as a business that may issue simplified qualified invoices². Question 94-3 adds that where the fee is the organiser's taxable sale, the organiser can issue a receipt that meets the simplified invoice requirements³.

A simplified qualified invoice needs five items³:

#	Required item	Example for a 3,000 yen seminar
1	Issuer's name and registration number	Organiser's name, T + 13 digits
2	Date of the transaction	Seminar date or payment date
3	What was provided	"Seminar fee, [date], [title]"
4	Total by tax rate (tax-inclusive or exclusive)	3,000 yen (tax included)
5	Consumption tax by rate, or the tax rate	"10% rate", or "incl. 272 yen tax"

Compared with a standard invoice, you drop the addressee, and you need only the tax amount or the rate, not both. You don't have to write 100 different company names. The NTA even says a receipt pre-printed "To: Members of XX Association", or one with no addressee at all, is fine as a simplified invoice².

The NTA also says whether a given business qualifies "is judged by the nature of each business"². A training course you deliver under contract to one specific company is a different arrangement. If in doubt, ask a tax accountant.

If the organiser is not registered

Plenty of study group organisers and individual instructors are exempt from consumption tax and have never registered. If that is you, you cannot issue qualified invoices. You can still issue ordinary receipts, but issuing a document that could be mistaken for a qualified invoice is prohibited by law, with penalties¹. Don't make up a number or title a receipt "qualified invoice".

What happens on the attendee's side depends on the size of their company.

Small and mid-sized companies are barely affected. A business with taxable sales of 100 million yen or less in the base period (or 50 million yen or less in the specified period) can deduct any purchase under 10,000 yen including tax, made by September 30, 2029, with bookkeeping records alone. This is the small-amount exception¹, and a 3,000 yen fee falls inside it.

Larger companies lose part of the credit. For purchases from unregistered sellers, a transitional measure lets buyers deduct only a share of the input tax. Japan's FY2026 tax reform reset the steps: 70% for two years from October 1, 2026, 50% from October 2028, 30% for one year from October 2030, and 0% from October 2031⁴. The previous 80% rate ends on September 30, 2026, which happens to be the week this article went up.

The consumption tax inside a 3,000 yen fee is 272 yen. Losing 30% of that is about 80 yen per attendee. Not much money. But in a large company's accounts department, a receipt without a registration number becomes an exception, and exceptions turn into emails to you. If your training session draws a lot of people from big companies, a single line on the sign-up page ("The organiser is not a registered qualified invoice issuer") cuts most of that back-and-forth.

If you run paid seminars several times a year with lots of corporate attendees, registering may be worth considering. Individuals who became taxable by registering now have a special rule that lets them pay 30% of output tax, subject to conditions such as base-period taxable sales of 10 million yen or less⁴. Which option comes out ahead depends on your revenue and costs, so work it through with a tax accountant.

Four ways to collect, judged by the paperwork

With the paperwork question settled, you can pick a method. In practice organisers choose between these four.

1. Send an invoice, get paid by bank transfer. Corporate attendees are used to it, and some companies accept nothing else. It breaks down as numbers grow. You write an invoice per person, match each transfer name to a registrant, and chase whoever hasn't paid. A transfer in the company's name against a registration in a person's name is exactly where matching gets stuck.

2. Card payment on the event page (paid in advance). Sign-up and payment happen together, so there is nothing to reconcile. The record is kept automatically and attendees get a confirmation email. The documents for expensing attendees still need thought, which I'll come back to below.

3. Cash at the door. No fees. Instead you get the float, the queue at reception, handwritten receipts and carrying cash home from the venue. No-shows pay nothing. On the paperwork side it's actually easy if you pre-print receipts with the five simplified-invoice items.

4. Invoice and pay later. Common when you sell training to companies. You follow the client's payment cycle, so the money might arrive at the end of the month after the event, and until then you are fronting the venue and speaker fees yourself. Chasing unpaid invoices is also your job. Collection services can take that over, but their fee structures vary, so check their official pricing.

Comparing take-home: 3,000 yen × 30 and × 100

Now the numbers. A 3,000 yen fee (tax included), two sizes: 30 and 100 people. Each row shows what finally reaches the organiser's account.

Assumptions: the bank transfer fee is MUFG Bank's online rate to another bank for amounts under 30,000 yen, 154 yen⁵. Card and convenience store payments use TIMEWELL BASE's published pricing (card 4.8%; convenience store 4.8% plus 120 yen per order; no per-ticket fixed fee)⁶, with a payout fee of about 200 yen (it varies by bank).

Method	30 people (90,000 yen)	100 people (300,000 yen)	Extra paid by attendees	Work left for the organiser
Invoice + transfer (attendee pays transfer fee)	90,000	300,000	154 yen each (4,620 for 30; 15,400 for 100)	Invoices, matching, chasing, receipts
Invoice + transfer (fee deducted from payment)	85,380	284,600	None	Same
Card (TIMEWELL BASE)	85,480	285,400	None	Almost none
Convenience store (if everyone pays that way)	81,880	273,400	None	Almost none
Cash on the day (everyone shows up)	90,000	300,000	None	Float, reception, handwritten receipts, cash handling
Cash on the day (assuming 10% no-shows)	81,000	270,000	None	Same

For the card row at 30 people: 90,000 minus 4.8% (4,320) minus the 200 yen payout fee leaves 85,480. At 100 people it's 300,000 minus 14,400 minus 200, so 285,400. Convenience store adds 120 yen per order, which is 3,600 yen for 30 people and 12,000 for 100.

Three things stand out.

Transfer and card are closer than people think. Transfer looks like the full amount for the organiser, but each attendee paid 154 yen. Add that up and it's 4,620 yen for 30 people, against 4,520 yen for card (4,320 plus the 200 yen payout). At 100 people it's 15,400 for transfer and 14,600 for card. On a 3,000 yen fee, a 154 yen transfer charge is 5.1%.

The work gap is bigger than the money gap. Transfer means 30 invoices and 30 matches for 30 people, 100 of each for 100. Even at five minutes each, 100 people is over eight hours. That's a full working day to protect a difference of a few hundred to a thousand yen.

Cash is fragile. If everyone turns up, it leaves you the most. If a tenth don't, you lose 9,000 yen at 30 people and 30,000 at 100. The venue and the speaker were booked for the full headcount, so that gap comes straight out of your pocket.

To be fair about it: if all you need is to take a payment, card-only payment links cost around 3.6% (Stripe's standard card rate in Japan is 3.6%⁷). On rate alone that's cheaper. You would then manage the attendee list, check-in, refunds and your next invitation somewhere else. It comes down to how much you want in one place.

TIMEWELL has a fee calculator for event organisers where you can plug in your own fee, headcount and payout costs. It's in Japanese only for now, but the inputs are simple numbers. I've also broken down where the fee on a 5,000 yen ticket actually goes, and how fees pile up for buyers at large ticketing services.

What happens to receipts when you take payment in advance

If you go with card, what do attendees get? This is our own product, so I'll stick to what I can state precisely.

When someone buys a paid ticket on TIMEWELL BASE, Stripe, the payment processor, emails them a "Receipt from TIMEWELL" as soon as payment completes. It shows the receipt number, amount, date and payment method⁸. Organisers can open each order's receipt from the order list in the dashboard, and export the whole order list as CSV⁹.

As covered above, though, a qualified invoice needs the seller's name and registration number, and the seller is the organiser. A payment receipt doesn't automatically become your invoice. If you are a registered issuer, the reliable approach is to use the CSV export to issue simplified invoices in your own name in one batch. No addressee is needed, so it's a template receipt with the fee and date filled in.

Japan also has an intermediary issuance rule, under which a party handling sales or collection can issue invoices in its own name on the seller's behalf, provided both are registered and certain conditions are met¹⁰. Whether your payment service supports it is something to ask them directly.

Pre-event checklist

Here's what to settle before you open registration. When organisers scramble on the day or afterwards, it's almost always one of these.

Paperwork

• Estimated how many attendees will expense the fee (ask "receipt needed?" on the form)
• Confirmed whether you are a registered qualified invoice issuer, and have the number to hand
• If not registered, said so on the sign-up page
• Decided whose name receipts go out in, when and how (the payment email is enough for some; others need a document in the organiser's name)
• Made a receipt template with the five simplified-invoice items (name and registration number, date, description, tax-inclusive amount, rate or tax amount)
• For cash, confirmed that receipts of 50,000 yen or more need a revenue stamp in Japan (under 50,000 yen is exempt¹¹, so not needed at 3,000 yen)

Cancellations and refunds

• Wrote a cancellation policy and put it on the sign-up page (full refund until X days before, none after, and so on)
• Checked Japan's Consumer Contract Act for individual attendees: any cancellation charge above the average loss the organiser would suffer in similar contracts is void¹²
• Know what refunds cost. On TIMEWELL BASE, card refunds cost the organiser 4.8% of the refunded amount and convenience store refunds cost 275 yen each⁶. Refunding one 3,000 yen card payment leaves you 144 yen down
• Set the refund deadline before the payout is settled. On TIMEWELL BASE, refunds are locked once the payout is being processed⁹
• Know that refund and cancellation are separate actions. A refund does not free the seat⁹
• Set a minimum headcount and a plan for full refunds if you cancel

Cash flow

• Lined up the dates you pay the venue and speaker against when fees arrive, to avoid fronting money. TIMEWELL BASE pays ticket revenue within five business days after the event ends⁶
• If registration needs approval or a lottery, confirmed that convenience store payment isn't available¹³
• Displayed the fee tax-inclusive ("3,000 yen incl. tax") so it matches the receipt

Collecting with TIMEWELL BASE

TIMEWELL BASE is an event and community platform that takes sign-ups and payment on one page. Paid tickets are available on the free plan, card fees are 4.8%, and there is no per-ticket fixed fee and nothing added for attendees⁶.

A 3,000 yen fee for 30 to 100 people is where that pricing works cleanly. With no fixed fee per ticket, the effective rate doesn't balloon on a cheap ticket. The registrant list and payment status sit on the same screen, so there's no matching and no chasing. Attendees stay on as community members, so you don't rebuild the list for the next session.

Personally, I think killing the day you spend writing 100 invoices matters far more to organisers than shaving half a point off the rate. Study groups tend to stop because the people running them get tired, well before they lose money.

Set up a paid seminar on TIMEWELL BASE

Where to start

If you do one thing this week, add the "receipt needed, and in what name?" question to your sign-up form. The answers tell you whether you need to think about invoices at all.

After that, check your registration status, write the cancellation policy, and put the refund deadline ahead of the payout. The payment method is the easy part once those are settled.

Tax treatment depends on the organiser's registration status and how the event is run. This article sets out the general picture from the NTA's published materials; please confirm your own case with a tax accountant.

If you'd like to talk through running events or a community, see the TIMEWELL BASE page or contact us.

References

Footnotes

1. Understanding the Invoice System (National Tax Agency, April 2026, Japanese). Required items, the obligation to issue, the prohibition on unregistered businesses issuing documents that could be mistaken for qualified invoices, and the small-amount exception (businesses with base-period taxable sales of 100 million yen or less, or specified-period sales of 50 million yen or less; purchases under 10,000 yen including tax from October 1, 2023 to September 30, 2029) ↩ ↩² ↩³

2. Invoice Q&A, Question 24-2: Examples of businesses that may issue simplified qualified invoices (National Tax Agency, Japanese). Consumption Tax Act Article 57-4(2); Order for Enforcement Article 70-11 ↩ ↩² ↩³ ↩⁴

3. Invoice Q&A, Question 94-3: Issuing qualified invoices for seminar fees (National Tax Agency, Japanese) ↩ ↩²

4. FY2026 tax reform special page (National Tax Agency, Japanese). Transitional rates for purchases from unregistered sellers (70% for two years from October 2026, 50% for two years from October 2028, 30% for one year from October 2030, 0% from October 2031) and the 30% special rule. See also the Notice of consumption tax amendments (National Tax Agency, April 2026) ↩ ↩²

5. Transfer fees (MUFG Bank, Japanese). Online banking to other banks: 154 yen under 30,000 yen, 220 yen at 30,000 yen or more, tax included. Checked September 28, 2026 ↩

6. Pricing (TIMEWELL BASE). Checked September 28, 2026. The payout transfer fee is paid by the organiser and varies by bank (around 200 yen) ↩ ↩² ↩³ ↩⁴

7. Pricing (Stripe Japan). Domestic cards 3.6% ↩

8. Viewing your receipt (TIMEWELL BASE Help Center, Japanese) ↩

9. Processing refunds (TIMEWELL BASE Help Center, Japanese) ↩ ↩² ↩³

10. Invoice Q&A, Question 48: Intermediary issuance rule (National Tax Agency, Japanese). Order for Enforcement of the Consumption Tax Act Article 70-12(1) ↩

11. No.7105 Receipts for money or securities (National Tax Agency, Japanese) ↩

12. Consumer Contract Act, Article 9(1)(i) (e-Gov, Japanese) ↩

13. Supported payment methods (TIMEWELL BASE Help Center, Japanese) ↩