# 道路交通法 / Road Traffic Act — 第六十三条の十一 (Article 63-11)

- Law: 道路交通法 (Road Traffic Act), 昭和三十五年法律第百五号
- English title "Road Traffic Act": Ministry of Justice translation
- Kind: Act — the distinction between 法律 (Act), 政令 (Cabinet Order), 省令 (Ministerial Order) and 条例 (local ordinance) decides who may issue it and what it may say.
- Provision: 第六十三条の十一 (Article 63-11)（自転車の運転者等の遵守事項） — address `art-63-11`
- Text in force since: 2026-07-21
- URL (the page that opens at this provision): https://japanlaw.org/en/road-traffic-act/art-63-11
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/335AC0000000105/art-63-11
- Every provision below carries its address and both URLs on the line under it.
- Japanese text: e-Gov 法令検索, Digital Agency (デジタル庁). English: as marked on each line below.

Only the Japanese as published by the government has legal effect; the text
below is a copy of it. Every English rendering below is a translation and
says which kind: the Ministry of Justice's translation, or this
site's machine translation, whose model and date the Sources list names.
They are never merged and never substituted for one another.

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### 第六十三条の十一（自転車の運転者等の遵守事項） — Rules to Be Observed by Bicycle Drivers and Others
<sup>caption: machine translation, not official</sup>
<sup>art-63-11 · https://japanlaw.org/en/road-traffic-act/art-63-11 · https://japanlaw.org/l/335AC0000000105/art-63-11</sup>

  **第一項**  自転車の運転者は、乗車用ヘルメットをかぶるよう努めなければならない。
  <sup>art-63-11/par-1 · https://japanlaw.org/en/road-traffic-act/art-63-11/par-1 · https://japanlaw.org/l/335AC0000000105/art-63-11/par-1</sup>
  The driver of a bicycle must endeavor to wear a helmet.
  <sup>machine translation, not official</sup>

  **第二項**  自転車の運転者は、他人を当該自転車に乗車させるときは、当該他人に乗車用ヘルメットをかぶらせるよう努めなければならない。
  <sup>art-63-11/par-2 · https://japanlaw.org/en/road-traffic-act/art-63-11/par-2 · https://japanlaw.org/l/335AC0000000105/art-63-11/par-2</sup>
  The driver of a bicycle must endeavor to make any other person carried on that bicycle wear a helmet.
  <sup>machine translation, not official</sup>

  **第三項**  児童又は幼児を保護する責任のある者は、児童又は幼児が自転車を運転するときは、当該児童又は幼児に乗車用ヘルメットをかぶらせるよう努めなければならない。
  <sup>art-63-11/par-3 · https://japanlaw.org/en/road-traffic-act/art-63-11/par-3 · https://japanlaw.org/l/335AC0000000105/art-63-11/par-3</sup>
  Persons responsible for the protection of an elementary schooler or a child not yet of school age must endeavor to make that elementary schooler or child not yet of school age wear a helmet when the elementary schooler or child rides a bicycle.
  <sup>machine translation, not official</sup>

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 道路交通法 — the text in force from 2026-07-21 (https://laws.e-gov.go.jp/law/335AC0000000105/20260721_508AC0000000052), retrieved 2026-10-13
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Road Traffic Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/2962/tb), retrieved 2026-10-13
- claude-sonnet-5-5 — Machine translation, batch road-traffic-act-20261013T073427-005, translated 2026-10-13
- This site's parser, version 190 — 道路交通法 — structure, counts, cross-references and defined terms, computed 2026-10-13