Quick Answer
Foreign visitors renting a car in Japan should know the correct fuel type, how to use gas stations, and whether the car must be returned with a full tank.
Most rental cars in Japan are returned with a full tank unless the rental company gives different instructions.
Before you drive away, confirm the fuel type and return fuel rule with the rental staff.
Fueling a rental car in Japan is usually simple, but it can feel confusing if you are visiting for the first time.
Gas stations may look different from what you are used to, some stations are full-service, others are self-service, and the fuel names may be unfamiliar.
The good news is that once you understand a few basic rules, refueling in Japan becomes much easier.
What fuel types are used in Japan?
At Japanese gas stations, you will usually see several fuel types.
The most common are:
- Regular gasoline
- High-octane gasoline
- Diesel
Most standard rental cars use regular gasoline, but you should never guess.
Putting the wrong fuel in a rental car can cause serious problems and extra charges.
Before leaving the rental location, ask the staff which fuel type your car uses. You can also check the fuel cap area or rental documents if the information is shown there.
Regular gasoline, high-octane, and diesel
In Japan, regular gasoline is commonly used for many ordinary passenger cars.
High-octane gasoline may be required for some vehicles, especially certain performance or imported cars.
Diesel is used for some vehicles, but it is not the same as gasoline.
If you are unsure, do not choose based on price or color alone. Ask the rental company or gas station staff before refueling.
Full-service gas stations
Japan still has many full-service gas stations.
At a full-service station, staff will usually guide you, ask what fuel you need, refuel the car, and handle payment.
This can be helpful for foreign visitors because you do not need to operate the pump yourself.
However, communication may still be limited depending on the station. It is useful to remember or show the fuel type written in your rental documents.
Self-service gas stations
Self-service gas stations are also common in Japan.
At these stations, you select the fuel type, payment method, and amount yourself using the machine.
Some machines may have English guidance, but not all of them do.
If you are not confident, a full-service station may be easier for your first refueling experience in Japan.
What should you say at a gas station?
If you use a full-service gas station, simple words can help.
For regular gasoline, you may hear or use the word “regular.”
For a full tank, staff may understand “full tank,” but in Japanese, the common phrase is “mantan.”
You do not need perfect Japanese, but showing the rental document or fuel type can prevent mistakes.
Ready to compare rental companies?
Fuel rules, return procedures, and support can vary depending on the rental company.
Before booking, it is useful to compare rental companies not only by price, but also by pickup location, fuel policy, insurance options, ETC availability, and return rules.
Best Car Rental Companies in Japan for Foreign Drivers
Do rental cars need to be returned with a full tank?
In many cases, rental cars in Japan should be returned with a full tank.
This is often called a full-to-full fuel rule.
That means you receive the car with a full tank and return it with a full tank before drop-off.
Do not assume fuel is included in the rental price unless the rental company clearly says so.
If you return the car without refueling when full tank return is required, the rental company may charge you for fuel and possibly an additional service fee.
Keep your fuel receipt
Some rental companies may ask to see the receipt from your final refueling.
This helps confirm that you refueled near the return location before bringing the car back.
Even if the staff does not ask, it is still a good habit to keep the receipt until the rental return is complete.
Keep your final fuel receipt until the rental company confirms the return.
Where should you refuel before returning the car?
It is usually best to refuel near the rental return location.
If you refuel too early and then drive a long distance before returning, the fuel gauge may no longer show full.
Before your return day, check where nearby gas stations are located. This is especially important if you are returning the car early in the morning, late at night, or near an airport.
Payment at gas stations
Many gas stations accept cash and credit cards, but accepted payment methods can vary.
Some self-service machines may be less friendly to foreign cards, depending on the station.
If one payment method does not work, staff may be able to help, or you may need to use another card or cash.
For a smoother trip, keep more than one payment option available when driving in Japan.
What if you use the wrong fuel?
If you accidentally put the wrong fuel in the car, do not continue driving.
Stop safely and contact the rental company immediately.
Driving after misfueling can make the damage worse and may result in higher repair costs.
If you put the wrong fuel in the rental car, stop using the vehicle and contact the rental company right away.
Common fueling mistakes foreign visitors should avoid
Fueling mistakes are usually avoidable if you check the basics before driving.
Common mistakes include:
- guessing the fuel type
- confusing regular gasoline and diesel
- returning the car without a full tank when full return is required
- throwing away the final fuel receipt too early
- refueling too far from the return location
- assuming every gas station has English instructions
- leaving refueling until the last minute
So, what should foreign visitors know about fueling a rental car in Japan?
Fueling a rental car in Japan is not difficult, but you should confirm the rules before you drive.
The safest approach is simple:
Check the fuel type, refuel near the return location, keep the receipt, and follow the rental company’s return fuel rule.
If you do that, fueling should be one of the easier parts of your driving trip in Japan.
Read Next
- What Is an ETC Card and How Do Foreign Visitors Use It in Japan?
- Can Tourists Use Expressway Passes in Japan?
- What Should Foreign Visitors Do After an Accident or Breakdown in Japan?
- Best Car Rental Companies in Japan for Foreign Drivers
References
- Toyota Rent a Car, rental car return and fuel information
- Nippon Rent-A-Car, rental guide and fuel information
- Times Car RENTAL, rental usage guide
- Nissan Rent a Car, rental car usage information
- ORIX Rent a Car, rental guide