Ch. 1 · Common Conduct

What does this sign mean?

[Multiple choice · Easy]

A.Designated Direction Only
B.Designated Lanes by Direction
C.One Way✓
D.Driving Permitted on Tramway

Answer: C: One Way

Explanation

The "One Way" sign indicates that traffic may travel only in the direction of the arrow. Reverse travel is prohibited.

Driving school curriculumStage 1 – Topic 2: Following traffic signals

Hikari

Hmm, an arrow… does this mean I can only turn in that direction?

Yui

Close, but it's One Way—the whole street only allows traffic in that direction, no turning back allowed.

Hikari

So I literally can't drive the opposite way at all?

Yui

Exactly! Think of it like a one-way tunnel—once you're in, there's only one direction out.

Source: Ch. 1 Common Conduct · Section (第２節信号) · Rules of the Road, Ch.1 §2 / 2(2) Regulatory signs prohibit certain traffic behaviors or designate specific ways of traveling. The types of signs and their meanings are as listed in Appendix 3(1). This question relates to the “One Way” sign/marking (see Appendix 3(1) or 3(2)).

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Source content excerpted from the NPA “Rules of the Road” instructional manual, in the public domain under Japanese Copyright Act Article 13(2). Explanations are AI-assisted and copyrighted by the MenkyoQuest editorial team.