# MenkyoQuest — Question ch1_sign_31

Chapter: Ch. 1 Common Conduct
Section: 第２節 信号
Type: Multiple choice
Difficulty: medium

## Question
When a white diamond-shaped mark is painted on the road surface, what does this marking indicate?

## Options
A. A stop sign is ahead
B. A parking prohibited zone is ahead
C. A crosswalk or bicycle crossing is ahead
D. An overtaking prohibited zone is ahead

## Correct answer
C. A crosswalk or bicycle crossing is ahead

## Explanation
A white diamond-shaped mark is an indication marking that warns drivers that a crosswalk or bicycle crossing is ahead. The Rules of the Road state that it is installed to help drivers recognize the upcoming crossing facility and prepare by slowing down.

## Driving school curriculum
Stage 1 – Topic 2: Following traffic signals

## Source passage (Rules of the Road)
Rules of the Road, Ch.1 §2 / 3(2) Regulatory markings prohibit or designate specific traffic behaviors — examples include no-parking markings and bus-lane-only markings. Types and meanings are listed in Appendix 3(2).

## Tags
指示標示, ひし形マーク, 横断歩道予告, 自転車横断帯

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Source basis: National Police Agency's official Rules of the Road manual (Public Domain under Article 13 §2 of Japan's Copyright Act).
Copyright on AI-drafted explanations belongs to the MenkyoQuest team.