# 不正競争防止法 / Unfair Competition Prevention Act — 附　則 (Supplementary Provisions)

- Law: 不正競争防止法 (Unfair Competition Prevention Act), 平成五年法律第四十七号
- English title "Unfair Competition Prevention 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: 附　則 (Supplementary Provisions) — address `suppl-4211-30`
- Text in force since: 2026-05-21
- URL (the page that opens at this provision): https://japanlaw.org/en/unfair-competition-prevention-act/suppl-4211-30
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/405AC0000000047/suppl-4211-30
- 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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## 附　則 平成二一年四月三〇日法律第三〇号
<sup>suppl-4211-30 · https://japanlaw.org/en/unfair-competition-prevention-act/suppl-4211-30 · https://japanlaw.org/l/405AC0000000047/suppl-4211-30</sup>

**第一項**  この法律は、公布の日から起算して一年六月を超えない範囲内において政令で定める日から施行する。
<sup>suppl-4211-30/par-1 · https://japanlaw.org/en/unfair-competition-prevention-act/suppl-4211-30/par-1 · https://japanlaw.org/l/405AC0000000047/suppl-4211-30/par-1</sup>
This Act comes into effect as of the date specified by Cabinet Order within a period not exceeding one year and six months from the date of promulgation.
<sup>machine translation, not official</sup>

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 不正競争防止法 — the text in force from 2026-05-21 (https://laws.e-gov.go.jp/law/405AC0000000047/20260521_507AC0000000039), retrieved 2026-10-11
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Unfair Competition Prevention Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4920/tb), retrieved 2026-10-11
- claude-sonnet-5-5 — Machine translation, batch unfair-competition-prevention-act-20261011T031431-003, translated 2026-10-11
- This site's parser, version 189 — 不正競争防止法 — structure, counts, cross-references and defined terms, computed 2026-10-11