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Driving in Cambodia vs. Japan: Key Safety Differences

Cambodia and Japan exhibit striking contrasts in their road regulations and driving practices. While Cambodia drives on the right, Japan adheres to left-side navigation, influencing lane usage and overtaking rules. With varying speed limits and alcohol regulations, understanding these distinctions is crucial for ensuring a secure driving experience in both nations.

Lanes

Driving Side
cambodia:
Right
japan:
Left
Markings: Solid Yellow Line
cambodia:
Marks the left edge on divided roads.
japan:
Marks the right edge on divided roads.
Overtaking: On Left
cambodia:
Yes
japan:
No
Overtaking: On Right
cambodia:
Allowed on multi-lane roads or when the vehicle ahead is turning left.
japan:
Yes, overtaking is done on the right.
Lane Usage: Slow Vehicles
cambodia:
Use rightmost lane.
japan:
Use leftmost lane.
Bus Lanes: Presence
cambodia:
No
japan:
Yes
Bus Lanes: Usage
cambodia:
N/A
japan:
Reserved for buses and sometimes taxis during specific hours.
Bus Lanes: Markings
cambodia:
N/A
japan:
Labeled with bus symbols; specific times indicated with road signs.
Cycle Lanes: Usage
cambodia:
Exclusive for bicycles.
japan:
Shared with lanes or exclusive for bicycles.
Cycle Lanes: Markings
cambodia:
Bicycle symbols and colored pavement.
japan:
Bicycle symbols and sometimes colored pavement.
High- Occupancy Lanes: Requirements
cambodia:
N/A
japan:
N/A
Variable Speed Limits: Presence
cambodia:
No
japan:
Yes
Variable Speed Limits: Indications
cambodia:
N/A
japan:
Electronic signs display current limits.

Speeds Limits

Urban Areas: Standard
cambodia:
30-40 km/h
japan:
40-50 km/h
Rural Areas: Cars And Motorcycles
cambodia:
90 km/h
japan:
60 km/h
Rural Areas: Buses And Vans
cambodia:
80 km/h
japan:
60 km/h
Rural Areas: Trucks And Trailers
cambodia:
70 km/h
japan:
60 km/h
Highways: Cars And Motorcycles
cambodia:
100 km/h
japan:
80-100 km/h
Highways: Buses And Vans
cambodia:
90 km/h
japan:
80-100 km/h
Variable Speed Limits: Presence
cambodia:
No
japan:
Yes
Variable Speed Limits: Indications
cambodia:
N/A
japan:
Electronic signs display current limits
Enforcement: On-the- Spot Fines
cambodia:
Yes
japan:
Rare; fines are usually mailed after citation

Signals

Traffic Lights: Red And Amber Together
cambodia:
N/A
japan:
Not used in Japan
Traffic Signs: Language
cambodia:
Khmer and English; symbols are standard
japan:
Japanese with some bilingual signs; symbols are standard

Turns

Right Turn On Red
cambodia:
Allowed unless prohibited by a sign
japan:
Not allowed
U- Turns Allowed
cambodia:
Varies, check for signs
japan:
Varies by locality; check for signs

Documentation

Driver's License: Foreign: E U/ E E A
cambodia:
International Driving Permit required
japan:
International Driving Permit required along with national license
Driver's License: Foreign: Non- E U
cambodia:
International Driving Permit required
japan:
International Driving Permit required along with national license
Vehicle Inspection: Requirement
cambodia:
Mandatory; proof may be required
japan:
Mandatory; proof required
Vehicle Inspection: Sticker
cambodia:
Displayed on the vehicle
japan:
Displayed on license plate
Emergency Equipment: Warning Triangles
cambodia:
Recommended but not mandatory
japan:
Recommended

Road Etiquette

Flashing Lights: Usage
cambodia:
To warn of hazards or signal intention to overtake
japan:
To warn of hazards
Use Of Horn: Cultural Norm
cambodia:
Frequent use as means of communication
japan:
Generally used sparingly
Emergency Vehicles: Protocol
cambodia:
Pull over to the right and stop if necessary
japan:
Pull over to the left and stop if necessary

Alcohol

Limits: General Drivers
cambodia:
0.05%
japan:
0.03%
Limits: Underage Drivers
cambodia:
0.00%; zero tolerance for underage drivers
japan:
Prohibited; zero tolerance
Enforcement: Random Checks
cambodia:
Common; checkpoints used
japan:
Common; checkpoints may be set up
Enforcement: Fines
cambodia:
Strict and substantial
japan:
Substantial; can lead to license suspension

Emergency Services

Contact: Traffic Police
cambodia:
117
japan:
110
Contact: Roadside Assistance
cambodia:
Check with your insurance provider
japan:
Check with your insurance provider or JAF
Emergency Equipment: Warning Triangles
cambodia:
Not mandatory, but recommended
japan:
Recommended
Emergency Equipment: Reflective Vest
cambodia:
Not mandatory, but recommended
japan:
Recommended

Penalties And Fines

Common Fines: Speeding
cambodia:
Varies; fines are substantial
japan:
Varies; substantial fines, points on license
Common Fines: Alcohol
cambodia:
Varies; substantial fines, possible jail time
japan:
Severe fines, possible jail time
Common Fines: Seat Belts
cambodia:
Varies; penalties applied
japan:
Fines; enforceable
Common Fines: Phone Use
cambodia:
Varies; penalties applied
japan:
Severe fines, points on license
Common Fines: Traffic Light Violation
cambodia:
Varies; substantial fines
japan:
Fines, points on license
Payment: On The Spot
cambodia:
Yes, on the spot payment
japan:
Rare; fines usually paid later
Payment: Deadline
cambodia:
Varies; typically within a specified period
japan:
Varies; typically within 30 days