# 著作権法 / Copyright Act — 第四条 (Supplementary Provisions, Article 4)

- 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: 第四条 (Supplementary Provisions, Article 4)（法人名義の著作物等の著作者についての経過措置） — address `suppl-3451-48/art-4`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/en/copyright-act/suppl-3451-48/art-4
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/345AC0000000048/suppl-3451-48/art-4
- 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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### 第四条（法人名義の著作物等の著作者についての経過措置） — (Transitional Measures for the Author of a Work Attributed to a Corporation)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>suppl-3451-48/art-4 · https://japanlaw.org/en/copyright-act/suppl-3451-48/art-4 · https://japanlaw.org/l/345AC0000000048/suppl-3451-48/art-4</sup>

**第一項**  新法第十五条及び第十六条の規定は、この法律の施行前に創作された著作物については、適用しない。
<sup>suppl-3451-48/art-4/par-1 · https://japanlaw.org/en/copyright-act/suppl-3451-48/art-4/par-1 · https://japanlaw.org/l/345AC0000000048/suppl-3451-48/art-4/par-1</sup>
The provisions of Articles 15 and 16 of the new Act do not apply to a work created before this Act comes into effect.
<sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

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## Cites
- suppl-3451-48/art-4/par-1: 新法第十五条 → 著作権法 第十五条 (Article 15), art-15 — https://japanlaw.org/en/copyright-act/art-15 · https://japanlaw.org/l/345AC0000000048/art-15
- suppl-3451-48/art-4/par-1: 第十六条 → 著作権法 第十六条 (Article 16), art-16 — https://japanlaw.org/en/copyright-act/art-16 · https://japanlaw.org/l/345AC0000000048/art-16

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## 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