# 著作権法 / Copyright Act — 第十一条 (Article 11)

- Law: 著作権法 (Copyright Act), 昭和四十五年法律第四十八号
- English title "Copyright 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: 第十一条 (Article 11)（二次的著作物） — address `art-11`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/en/copyright-act/art-11
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/345AC0000000048/art-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.

---

### 第十一条（二次的著作物） — (Derivative Works)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>art-11 · https://japanlaw.org/en/copyright-act/art-11 · https://japanlaw.org/l/345AC0000000048/art-11</sup>

  **第一項**  二次的著作物に対するこの法律による保護は、その原著作物の著作者の権利に影響を及ぼさない。
  <sup>art-11/par-1 · https://japanlaw.org/en/copyright-act/art-11/par-1 · https://japanlaw.org/l/345AC0000000048/art-11/par-1</sup>
  Protection of a derivative work under this Act does not affect the rights of the author of the original work.
  <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

---

## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 著作権法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/345AC0000000048/20260624_508AC0000000048), retrieved 2026-10-19
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Copyright Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4207/tb), retrieved 2026-10-19
- This site's parser, version 210 — 著作権法 — structure, counts, cross-references and defined terms, computed 2026-10-19