Because motorcycles are small and agile, it is acceptable to weave between cars or ride in a zigzag manner.

Explanation

The rules prohibit weaving between cars, zigzag riding, forced overtaking, and cutting in. Such riding is extremely dangerous and alarms other drivers.

Guides that explain this

• Entering a Japanese Expressway: Acceleration Lane and Minimum Speed
• Overtaking and Lane Rules in Japan: Where It Is Banned, and How

Related terms

• Overtaking (oikoshi)

Related questions

• You must not ride a motorcycle wearing footwear…
• When taking a curve on a motorcycle, you should…
• While going through a curve on a motorcycle, you…
• On a motorcycle, in the latter half of a curve…
• When riding a motorcycle over mud or gravel…
• On mud or gravel, you should brake hard to slow…