On a road with marked lanes I changed lanes again and again for no particular reason.

Explanation

False. A vehicle must not change course without good reason, because a needless change forces the traffic behind into sudden action.

Guides that explain this

• Stopping Distance in Japan: Reaction Distance + Braking Distance
• Overtaking and Lane Rules in Japan: Where It Is Banned, and How

Related terms

• Vehicle (sharyō)

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