Checked against the Tokyo Metropolitan Police Department’s official pages, last updated 5 December 2025 and 2 July 2026. The list of qualifying countries is reviewed and revised over time, so confirm your own country’s status before you book a rental car.

Renting a car in Japan sounds simple: get an international driving permit before you leave home, bring it with your regular license, and you’re covered. The trap is that “international driving permit” isn’t one single, universally accepted document. Japan only honors permits issued under the 1949 Geneva Convention on Road Traffic — and a number of countries either issue a different kind of permit that doesn’t qualify, or don’t issue this type of permit at all. Driving on an invalid permit in Japan is a criminal offense, and Japanese police are known to check for it at roadside stops. Here’s how to tell, before you get to the rental counter, whether your permit actually works.

The permit has to say “1949,” not “1968”

There are two competing international frameworks for driving permits: the 1949 Geneva Convention and the 1968 Vienna Convention. Japan recognizes only permits issued under the 1949 version. If your home country issues Vienna Convention permits instead — common across much of Asia, Latin America, and parts of Africa — that permit is not valid in Japan even though it looks similar and even though your country may separately be listed as a Geneva Convention signatory. The Tokyo police explicitly warn that police checks at the roadside will catch this.

Countries not currently on the Geneva Convention 1949 signatory list published by the Tokyo Metropolitan Police include China, Vietnam, Indonesia, and Brazil — all major source markets for visitors to Japan. Travelers from these countries cannot drive in Japan on an international permit at all, under either convention, and need to check the alternative route described below.

Even some Geneva Convention countries don’t actually issue a qualifying permit

This is the part that catches out even careful travelers. Being a signatory to the 1949 Convention doesn’t guarantee your country’s permit qualifies — a signatory country still needs to actually print permits in the Geneva-format. According to the Tokyo police’s own list, Albania, Belgium, Bulgaria, Côte d’Ivoire, Cuba, France, Ghana, Liechtenstein, Monaco, Montenegro, Russia, Serbia, and Zimbabwe are all Convention signatories that do not issue Geneva-format international driving permits as of May 2026. If your country is on this second list, an “international permit” you were issued at home simply won’t be honored here, regardless of what it’s labeled.

Six places have a separate arrangement instead: a certified translation

Switzerland, Germany, France, Belgium, Monaco, and Taiwan don’t need an international permit at all. Instead, drivers from these six can use their home driver’s license in Japan if it’s accompanied by an official Japanese translation. The translation has to come from a specific list of approved bodies — the license-issuing authority or that country’s embassy in Japan, the Japan Automobile Federation (JAF), or, for Taiwanese and German licenses specifically, the Taipei-Tokyo association or the German Automobile Association. A translation from anyone else doesn’t count.

This route also comes with its own time limit: it’s valid only for one year after you first land in Japan, and it stops working if you’ve been in Japan continuously for more than three months without leaving and re-entering — the same “three-month rule” that applies to international driving permits generally.

The one-year clock starts from entry, not from when the permit was issued

Even with a fully valid Geneva Convention 1949 permit, there’s a second condition that trips people up: your permit is only good in Japan for one year from the date you entered the country, not one year from the date the permit itself was issued. If your permit was already six months old when you landed, you effectively only have six months of driving eligibility left, not the full year printed on the card.

There’s also a reentry rule worth knowing if your trip includes a side trip out of Japan and back: if you leave Japan and return within three months, the clock does not reset — your permit is void from the moment you land again, even a brand-new one obtained during that time abroad. Only a stay of three months or more outside Japan resets your eligibility to drive on that permit.

What to actually check before you rent

If you’re not from Switzerland, Germany, France, Belgium, Monaco, or Taiwan, look up whether your country is both a Geneva Convention 1949 signatory and actually issues Geneva-format permits — the Tokyo police publish and periodically update this exact list. If your country issues 1968 Vienna Convention permits, or doesn’t appear on the Geneva list at all, no international permit will let you drive here; you would need to go through Japan’s separate process for converting a foreign license, which is a different and longer procedure than simply carrying a permit. Rental car counters in Japan are required to check this, so arriving with the wrong type of document usually just means no rental — but driving on public roads with an invalid permit is a criminal matter, not just a rental problem.

How Travel AI Rescue helps

Travel AI Rescue keeps Japan’s police, ambulance, and your embassy’s contact numbers ready to dial with one tap, with the country code already attached, and can show a rental car counter or a traffic officer a card in Japanese explaining your situation so nothing gets lost in translation. If a rental is turned down or a permit is questioned at a checkpoint, it can help you put together a clear summary of what happened and what documents you’re carrying, and it keeps your license and permit details stored on the device so you can reference them even without signal. It works differently from a staffed consular desk, and it’s with you around the clock — a bridge to get you to the right answer quickly, not a substitute for it. (Whether a specific permit or license qualifies to drive in Japan is determined by Japanese law and the Tokyo Metropolitan Police’s published lists, not by Travel AI Rescue.)

Sources

• Tokyo Metropolitan Police Department, “外国で取得した国際運転免許証で日本国内を運転するには” (Driving in Japan with an international driving permit obtained overseas). https://www.keishicho.metro.tokyo.lg.jp/menkyo/menkyo/kokugai/kokusaimenkyo.html (accessed 17 September 2026).
• Tokyo Metropolitan Police Department, “ジュネーブ条約締約国等に関する情報” (Information on Geneva Convention signatory countries), updated 2 July 2026. https://www.keishicho.metro.tokyo.lg.jp/menkyo/menkyo/kokugai/kokugai04.html (accessed 17 September 2026).
• Tokyo Metropolitan Police Department, “政令で定められた国等の外国運転免許証で日本国内を運転するには” (Driving in Japan on licenses from designated countries with a certified translation), updated 5 December 2025. https://www.keishicho.metro.tokyo.lg.jp/menkyo/menkyo/kokugai/gaikokumenkyo.html (accessed 17 September 2026).