1. Student Life Safety
  2. Chapter 10: Student Life Safety

2. Traffic Rules

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Traffic rules in Japan are established by laws and regulations. For students who have just obtained their driver’s license, some of these rules may be unfamiliar. However, violating these laws can lead to various penalties and consequences. The university also has its own rules on commuting, and violations may result in disciplinary action based on the University Regulations.
Breaking traffic rules doesn’t just result in punishment, it can cause serious harm to others, and you yourself may suffer lasting effects from an accident. Such incidents can drastically alter the course of your life. Please take the time to understand the rules of the road and make your safety and security a priority in your student life.

Driving Under the Influence of Alcohol

One very important law to keep in mind is found in Article 65 of the Road Traffic Act, which states: “No person shall operate a vehicle while under the influence of alcohol.” The term “vehicle” includes bicycles, so riding a bicycle while intoxicated is also illegal. In addition, it is against the law to lend a vehicle to someone who is intoxicated, encourage someone who plans to drive to drink alcohol, and ride in a vehicle driven by someone who is intoxicated.
Never drive under the influence of alcohol.

Legal Penalties
  • Driving while Intoxicated (DWI):
    Up to 5 years imprisonment and/or a fine of up to 1,000,000 yen
  • Driving Under the Influence (DUI):
    Up to 3 years imprisonment and/or a fine of up to 500,000 yen
    Note: Anyone who provides an impaired driver with a vehicle will also face penalties.
  • Legal Penalties for Providing Alcohol or Riding with an Impaired Driver:
    • DWI: Up to 3 years in prison and/or a fine of up to 500,000 yen
    • DUI: Up to 2 years in prison and/or a fine of up to 300,000 yen

Driving Without a License

Under Article 64 of the Road Traffic Act, it is illegal to drive a car or motorcycle (including mopeds) without a valid license.
If you hold an International Driving Permit (IDP), it is only valid for up to one year after entering Japan. Be sure to check the date of validity carefully before driving.
Driving with an invalid IDP is the same as driving without a license.

Legal Penalties
  • Up to 3 years imprisonment and/or a fine of up to 500,000 yen
    Note: You may be charged with aiding and abetting unlicensed driving if you provide a vehicle to someone who is likely to drive without a license, knowingly request or allow someone without a license to drive oneself, or ride in a vehicle driven by someone without a license
  • Providing a vehicle: Up to 3 years imprisonment and/or a fine of up to 500,000 yen
  • Riding in the vehicle: Up to 2 years imprisonment and/or a fine of up to 300,000 yen

Speeding Violations

Under Article 22 of the Road Traffic Act, drivers must not exceed the posted speed limits on roads where a maximum speed is indicated. On roads without posted limits, the legal maximum speed is set by government regulations.
Drivers who exceed the speed limit may face a traffic fine or criminal penalty, depending on how much the speed limit was exceeded.

Reference: Legal Speed Limits (Excerpt)

Regular Roads Expressways
Moped 30km/h n/a
Motorcycle 60km/h 100km/h
Light (Kei) Vehicle 60km/h 100km/h
Regular Vehicle 60km/h 100km/h

Helmet Use & Riding Mopeds with a Passenger

According to Article 71-4 of the Road Traffic Act, anyone riding a motorcycle, including passengers, must wear a helmet.
Additionally, under Article 55 of the Road Traffic Act, riding a moped (also known as gentsuki), with a passenger is strictly prohibited.

Preventing Traffic Accidents

To avoid traffic accidents in everyday life, it’s important to always stay alert and exercise caution when driving, to avoid becoming involved in a traffic accident.
If you cause an accident, it could seriously impact your studies and plans for the future. Ensure you’re properly prepared by enrolling in insurance coverage, etc., to protect yourself.

In the event you’re Involved in a Traffic Accident

  • 1.
    Report the accident to the police immediately, regardless of whether you are at fault or a victim. Do not discuss settlement terms before contacting the police. You are obligated to report the details of the accident to the police. If you fail to report the accident, your insurance may not provide coverage, and you may be responsible for excessive medical bills or repair costs.
    Oita Prefecture Traffic Accident Consultation Office 097-506-2166
    Oita Prefecture Traffic Safety Association 097-532-0815
    Japan Safe Driving Center (JSDC) 097-524-6420
  • 2. For advice or support, first contact your insurance company or consult with one of the listed public support services.
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