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πŸ‡―πŸ‡΅ How to Fax a Japanese Company or City Office

πŸ“… Updated October 2026 Β· 🌍 Worldwide delivery
✦ Quick Answer

Select Japan from the list, type the number without its leading zero, upload your document and pay $2.99 for up to 3 pages. A Tokyo company fax written 03-XXXX-XXXX is entered as 3XXXXXXXX, nine digits. Do not use a 0120 or 0800 toll-free number; those generally cannot be reached from outside Japan, so use the regular 03 or 06 number the company lists for overseas callers. Delivery usually takes a few minutes and you are refunded automatically if it fails.

Send a fax to Japan, $2.99

πŸ“‹ In This Guide

  1. Why Japanese Offices Still Run on Fax
  2. Number Format for Companies and City Offices
  3. 0120, 0800 and 0570 Numbers
  4. The Japanese Cover Sheet
  5. Faxing a Ward or City Office
  6. Time Zone and Timing
  7. What It Costs
  8. Why Faxes to Japan Fail
  9. Frequently Asked Questions

Why Japanese Offices Still Run on Fax

Japan is the most fax-dependent economy in the world, and not out of nostalgia. A fax is a signed page that arrives on paper, can be stamped with a hanko, filed, and treated as a formal document, and that is how Japanese business and local government are built. Order confirmations, invoices, purchase orders, supplier quotations and press releases still go by fax between companies. Ward offices, city halls, hospitals, schools and real-estate agents take applications and forms by fax. A foreign company that cannot fax a Japanese partner is a foreign company that keeps getting asked to.

Our general Japan guide covers the basics for any number. This page is for the two cases that generate most faxes from abroad: a business and a municipal office.

Number Format for Companies and City Offices

Japan's country code is +81. Domestic numbers start with a zero that is the trunk prefix, and it drops when you dial from abroad. Geographic numbers are nine digits after the zero is removed: a one- or two-digit area code plus the rest. Tokyo's 23 wards are area code 3, so a Tokyo company fax written 03-1234-5678 is entered as 312345678. Osaka is 6. Nagoya is 52, Yokohama is 45, Kyoto is 75, Sapporo is 11, Fukuoka is 92.

Example: a company in Shinjuku lists its fax as 03-5321-1234. Select Japan, enter 353211234, done. A ward office in Osaka listing 06-6208-1234 is entered as 662081234.

Japanese websites print numbers with hyphens, and sometimes with the +81 and the zero in brackets: +81-(0)3-1234-5678. That bracketed zero is the one you drop. Enter only the digits after it.

Send a fax to Japan, $2.99

0120, 0800 and 0570 Numbers

Many Japanese companies list a 0120 or 0800 number for fax orders and customer service. These are domestic toll-free lines and in most cases they cannot be reached from outside Japan. The same applies to 0570 NaviDial numbers, which route by region inside Japan. Companies that deal with overseas customers usually print a regular geographic number next to the toll-free one, labeled for calls "from overseas or IP phones." Use that number. If there is none, email the company and ask for the 03 or 06 fax line; every office has one.

A 050 number is an IP-phone number and is reachable from abroad; enter it as 50 followed by the eight remaining digits. Mobile numbers starting 090, 080 or 070 are phones, not fax machines, and should not be used for fax.

The Japanese Cover Sheet

Japanese offices expect a cover sheet, called a fax soufu-jou, and it matters more than in the US because the receiving machine is often shared by a whole department. Put the recipient company name, department and the person's name with the honorific (Tanaka-sama, or the department name followed by onchu), your company and name, the date, the number of pages including the cover, your email and phone, and one line on what the fax is about. Our free cover page option at checkout covers all of this; fill the To field with the department and person, and the Note field with the subject.

Send a PDF. Japanese text at fax resolution is fine as a clean PDF and nearly unreadable as a phone photo. If your document is in English, that is normal for international correspondence; add a one-line Japanese subject if you can, since it helps the person sorting the tray.

Send a fax to Japan, $2.99

Faxing a Ward or City Office

A ward office (kuyakusho) in Tokyo's 23 wards or a city office (shiyakusho) elsewhere handles residence registration, family registry (koseki) extracts, tax certificates, national health insurance and pension matters. Many of these offices accept requests and supporting documents by fax, and some require it for certain forms. The fax number for a specific section (koseki, tax, insurance) is on the office's own website, usually on the section's page rather than the general contact page. Quote the section name on your cover sheet so the fax reaches the right desk, and include your name in katakana if you have it registered that way.

Family-registry and residence certificates are commonly requested from abroad for visas, marriages, inheritance and pensions. The request form, a copy of your ID and, where required, a return envelope or payment arrangement are the usual contents. The office's page will say what it needs; follow it exactly, because a municipal office will return an incomplete request rather than chase you for the missing piece.

Time Zone and Timing

Japan is UTC+9 all year, with no daylight saving. That is 13 hours ahead of US Eastern in summer and 14 in winter. Companies work roughly 9am to 6pm Monday to Friday; ward and city offices 8:30am to 5pm and close on national holidays, which Japan has many of. From the US East Coast the working window is the previous evening, about 7pm to 4am Eastern. Company fax machines are usually left on overnight; municipal ones often are not.

What It Costs

Japan is in our first pricing tier: $2.99 for up to 3 pages, with extra pages at $0.99. A purchase order with a cover page and two pages is $2.99; a ten-page contract is $9.92. You see the price before you pay, there is no account and nothing renews. If the fax cannot be delivered the full amount goes back to your card automatically.

Why Faxes to Japan Fail

Three causes cover almost every failure. A toll-free number. 0120, 0800 and 0570 lines generally do not accept calls from abroad; use the geographic number. The leading zero left in. If your number is ten digits starting with 0, drop the 0. A machine switched off. Municipal offices turn machines off outside hours and on holidays. You are refunded automatically on failure and can resend during Tokyo working hours.

Why send it here

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If it cannot be delivered, the money goes back to your card without you asking.

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Frequently Asked Questions

Cost and what you get
How much does it cost to fax a company in Japan?
$2.99 for up to 3 pages, with extra pages at $0.99. Japan is in our first tier. No account, no subscription, and you see the price before you pay.
Is there a catch at $2.99 for Japan?
No catch and no upsell. Three pages, no account, no card kept on file, nothing that renews. If the fax cannot be delivered the money goes back to your card automatically.
Can I fax Japan for free?
Free fax services almost never reach Japanese numbers, cap you at a few pages, and several print their own advertising across the cover page. A Japanese company receiving an advertisement on your cover sheet will not treat the document as a formal one.
Sending a fax
Do Japanese companies still accept orders and documents by fax?
Yes, widely. Purchase orders, quotations, invoices and signed forms still move by fax between Japanese companies, and many list a fax number for orders. It is treated as a formal document in a way email often is not.
Can I fax a ward office or city hall in Japan?
Yes. Kuyakusho and shiyakusho accept requests for residence and family-registry certificates, tax certificates and insurance forms by fax. Take the section's fax number from the office's own website and name the section on your cover sheet.
Do I need a Japanese cover sheet?
It helps. Japanese offices expect one with the recipient company, department and person, your details, the date, the page count and the subject. The free cover page option at checkout handles it.
Can I send a document in English to a Japanese company?
Yes. English is normal for international correspondence. A one-line Japanese subject on the cover sheet helps whoever sorts the fax tray, but it is not required.
Fax numbers and format
What is the fax number format for Tokyo?
Area code 3 after the zero is dropped, then eight digits: nine in total. A number written 03-1234-5678 is entered as 312345678. Select Japan and the +81 is added for you.
What is the fax number format for Osaka?
Area code 6 after the zero is dropped, then eight digits. A number written 06-6208-1234 is entered as 662081234.
Can I fax a 0120 or 0800 toll-free number in Japan?
In most cases no. They are domestic toll-free lines and are generally not reachable from outside Japan. Use the regular 03, 06 or other geographic number the company lists for overseas callers, or ask for it by email.
Can I fax a 0570 number?
Generally no. 0570 NaviDial numbers route by region inside Japan and companies are expected to provide an alternative number for callers from abroad or IP phones. Use that alternative.
What about a 050 number?
050 numbers are IP-phone numbers and are reachable from abroad. Drop the zero and enter 50 followed by the remaining eight digits.
Receiving a reply
Can a Japanese company fax me back?
Not through OverseasFax, which only sends. If you are expecting a reply, our sister service GetAFax.com provides a US fax number for 24 hours for $5, with anything received sent to your email. Put that number on your cover sheet as the return fax.
Delivery, proof and safety
What time should I fax a Japanese company?
During the Tokyo working day, 9am to 6pm Monday to Friday, which from US Eastern is the previous evening, about 7pm to 4am. Ward and city offices run 8:30am to 5pm and close on national holidays.
Do I get proof the fax was received in Japan?
Yes. The confirmation email records the destination number, the page count and the exact time the receiving machine accepted the fax, in US Eastern Time. Keep it as your record.
Is my document stored after I fax Japan?
No. It is deleted from the servers once the fax has gone. There is no account and no archive. You keep your own copy and the confirmation email.
Why did my fax to Japan fail?
Usually one of three things. A toll-free 0120 or 0800 number was used. The leading zero was left in, making ten digits instead of nine. Or the office machine was switched off outside hours. You are refunded automatically either way.
More questions
Can I fax Japan from outside the United States?
Yes. The service runs in a browser, so your location does not matter, and international payment cards work normally. The price to Japan is $2.99 from anywhere.
Can I request a koseki or juminhyo by fax from abroad?
Many municipal offices accept the request form and ID copy by fax, with the certificate mailed back or collected by a proxy. The office's own page for the koseki section states what it needs. Follow it exactly, since an incomplete request is returned rather than chased.
How do I address a Japanese company on the cover sheet?
Company name, department, then the person's family name with -sama. If you do not have a person, use the department name followed by onchu, which addresses the department as a whole.
Can I fax a Japanese hospital or school?
Yes. Hospitals accept referral letters and records by fax, and schools accept forms. Take the number from the institution's own site and name the department on the cover sheet.

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