You need an International Driving Permit to rent and drive a car in Japan, even if you hold a valid driver's license from your home country

Japan recognizes an International Driving Permit (IDP) as the legal document that allows foreign visitors to operate a vehicle. Your home country license alone is not enough — Japanese rental companies and police will ask for the IDP. Without one, you cannot legally rent a car, and driving without the proper permit can result in fines or vehicle impoundment.

The IDP is not a replacement for your home license; it is a translation of it. You must carry both documents together at all times while driving in Japan. The IDP is valid for one year from the date of issue, so timing matters when you plan your trip.

If you are moving to Japan long-term or planning to stay longer than a tourist visit, the rules change — but the IDP is still your starting point for the first year.

Key Takeaways

  • An International Driving Permit is required by Japanese law and rental companies; your home license alone will not let you rent or legally drive.
  • You must obtain your IDP before you travel to Japan — you cannot get one once you arrive.
  • The IDP is valid for one year and must be carried together with your original home country license at all times.
  • If you plan to stay in Japan longer than one year, you will need to convert your license to a Japanese license through the local prefectural police.

Where to get an International Driving Permit before your trip

You obtain an IDP from your home country's automobile association or equivalent government body — not from Japan. The process and requirements vary by country, but most take between one and two weeks to issue.

In the United States, the American Automobile Association (AAA) issues IDPs at their local offices. In Canada, the Canadian Automobile Association (CAA) handles them. In the United Kingdom, the AA or RAC will issue one. Australia uses the National Roads and Motorists' Association (NRMA). Check your country's official automobile or transport authority website to find the right issuing body.

You will need your valid home country driver's license, a passport-sized photograph, and a completed process form. Some countries charge a small fee (typically $10–20 USD equivalent). Plan to obtain your IDP at least two weeks before your departure date to avoid delays.

What to do when you arrive in Japan

When you pick up a rental car, present both your IDP and your original home country license to the rental company. They will verify both documents before handing over the keys. Japanese rental agencies are strict about this requirement — they will not rent to you without the IDP, regardless of how long you plan to stay.

Keep both documents with you whenever you drive. Japanese police conduct traffic stops and document checks, and you are required by law to produce both your IDP and home license on request. Driving with only one or neither document is a violation.

If you plan to drive frequently or stay longer than a few weeks, consider purchasing an International Driving Permit translation card from your rental company or a convenience store. Some travelers also carry a printed copy of their IDP as a backup, though the original is what authorities will ask for.

Staying longer than one year: Converting to a Japanese license

If you are relocating to Japan or planning to stay beyond one year, your IDP will eventually expire. At that point, you have two options: renew your IDP through your home country (if you still have a valid address there), or convert your license to a Japanese driver's license.

To convert your license, you must visit your local prefectural police headquarters with your home country license, your IDP, a passport, proof of residence in Japan, and a completed process. The process involves a written test and a practical driving test, both conducted in Japanese. Many prefectures offer the test in English or with an interpreter, but you should confirm this in advance by contacting your local police.

The conversion process typically takes several weeks and costs between ¥2,500 and ¥3,000 (roughly $17–20 USD). Once you hold a Japanese license, you no longer need the IDP for driving within Japan.

Driving rules and documents you need to carry

Beyond your IDP and home license, Japanese law requires you to carry several other documents while driving: your vehicle registration (provided by the rental company), proof of insurance (also provided), and your passport. Keep these in the car at all times.

Japan drives on the left side of the road, and traffic laws differ from many Western countries. Speed limits are strictly enforced, and parking violations carry heavy fines. Rental companies provide an explanation of local rules, but reading about them before you arrive will make your first drive less stressful.

If you are involved in an accident, contact the police when ready and inform your rental company. Do not leave the scene or attempt to settle the matter privately — Japanese law requires an official police report.

What happens if you drive without an International Driving Permit

Driving in Japan without a valid IDP is illegal, even if you hold a valid home country license. Police can stop you for a document check at any time, and if you cannot produce your IDP, you face a fine of up to ¥100,000 (roughly $680 USD) and possible vehicle impoundment. Your rental company may also charge you additional fees for driving without proper documentation.

Beyond the legal consequences, driving without an IDP may void your rental car insurance, leaving you personally liable for any damage or accidents. This is a serious financial risk that makes obtaining the IDP before your trip essential.

Frequently Asked Questions

Can I drive in Japan with just my home country license and no International Driving Permit?

No. Japanese law requires both your home country license and a valid International Driving Permit. Rental companies will refuse to rent to you without the IDP, and police can fine you up to ¥100,000 if you are caught driving without one.

How long does it take to get an International Driving Permit?

Most countries issue an IDP within one to two weeks. Some automobile associations offer expedited service for an additional fee. You should obtain yours at least two weeks before your trip to avoid delays.

Can I get an International Driving Permit once I arrive in Japan?

No. IDPs are issued only by your home country's automobile association or transport authority. You must obtain one before you travel. If you arrive without one, you cannot legally rent or drive a car.

What if my International Driving Permit expires while I am in Japan?

If you are still visiting, you can explore for a renewal through your home country's automobile association, though this may take several weeks. If you are living in Japan, you should convert your license to a Japanese license through your local prefectural police before your IDP expires.

Do I need an International Driving Permit if I am not renting a car?

If you are not driving, you do not need an IDP. However, if you plan to rent a car at any point during your stay, you must have one before you arrive in Japan.