Ch. 3 · Bikes & E-Mobility

The standard for checking a bicycle's headlight is whether it clearly illuminates 5 meters ahead.

[True / False · Medium]

Answer: ✕ False

Explanation

The Rules of the Road, Chapter 3, Section 2, 2(8) states: "The headlight must be bright (can it clearly illuminate 10 meters ahead?)." The correct standard is 10 meters ahead, not 5 meters.

Driving school curriculumStage 1 – Topic 1: Driver's mindset

Hikari
Hikari
5 meters of light seems like plenty for a bike headlight at night.
Momoka
Momoka
That's false—your headlight needs to clearly light up 10 meters ahead, not just 5!
Hikari
Hikari
Double the distance? Guess I need a brighter bulb!
Momoka
Momoka
Exactly! 10 meters gives you way more reaction time to spot hazards in the dark!

Source: Ch. 3 Bikes & E-Mobility · Section (第２節 自転車の正しい乗り方) · ２ 自転車の点検 (８) 前照灯は、明るいか(10メートル前方がよく見えるか。)。

🤖 Dig deeper with AI

Send this question's context to ChatGPT for a richer explanation. The prompt also asks the AI to point you back to this chapter's practice quiz.

🚀 Ask ChatGPT

If the button doesn't open ChatGPT, tap Copy and paste it into Claude, Gemini, or any other LLM you prefer. On a free plan, Claude (claude.ai) tends to produce more accurate explanations that respect this site's content.

← Back to all Ch. 3 questions

See the glossary for definitions of key terms.

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.