# 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-4301-33`
- Text in force since: 2026-05-21
- URL (the page that opens at this provision): https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/405AC0000000047/suppl-4301-33
- 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 平成三〇年五月三〇日法律第三三号
<sup>suppl-4301-33 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33</sup>

### 第一条（施行期日） — Effective Date
<sup>caption: machine translation, not official</sup>
<sup>suppl-4301-33/art-1 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1</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。ただし、次の各号に掲げる規定は、当該各号に定める日から施行する。
<sup>suppl-4301-33/art-1/par-1 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1</sup>
This Act comes into effect on the date specified by Cabinet Order within a period not exceeding one year and six months from the date of promulgation; provided, however, that the provisions listed in the following items come into effect as of the date specified in the respective items.
<sup>machine translation, not official</sup>

  **一**  附則第十八条及び第三十四条の規定　公布の日
  <sup>suppl-4301-33/art-1/par-1/item-1 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1/item-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1/item-1</sup>
  the provisions of Articles 18 and 34 of the Supplementary Provisions: the date of promulgation.
  <sup>machine translation, not official</sup>

  **二**  略
  <sup>suppl-4301-33/art-1/par-1/item-2 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1/item-2 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1/item-2</sup>
  Omitted
  <sup>machine translation, not official</sup>

  **三**  第一条中不正競争防止法第二条第一項第十一号の改正規定（同号を同項第十七号とする部分を除く。）、同項第十二号の改正規定（同号を同項第十八号とする部分を除く。）、同条第七項の改正規定（「（電子的方法、磁気的方法その他の人の知覚によって認識することができない方法をいう。）」を削る部分及び同項を同条第八項とする部分を除く。）及び第十九条第一項第八号の改正規定（「第二条第一項第十一号及び第十二号」を「第二条第一項第十七号及び第十八号」に、「同項第十一号及び第十二号」を「同項第十七号及び第十八号」に改める部分及び同号を同項第九号とする部分を除く。）並びに次条第二項及び附則第六条の規定　公布の日から起算して六月を超えない範囲内において政令で定める日
  <sup>suppl-4301-33/art-1/par-1/item-3 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1/item-3 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1/item-3</sup>
  the provision in Article 1 amending Article 2, paragraph (1), item (xi) of the Unfair Competition Prevention Act (excluding the part that makes that item item (xvii) of that paragraph), the provision amending item (xii) of that paragraph (excluding the part that makes that item item (xviii) of that paragraph), the provision amending paragraph (7) of that Article (excluding the part that deletes "(meaning an electronic method, magnetic method or other method that cannot be recognized by human perception)" and the part that makes that paragraph paragraph (8) of that Article), and the provision amending Article 19, paragraph (1), item (viii) (excluding the part that replaces "Article 2, paragraph (1), items (xi) and (xii)" with "Article 2, paragraph (1), items (xvii) and (xviii)" and "items (xi) and (xii) of that paragraph" with "items (xvii) and (xviii) of that paragraph", and the part that makes that item item (ix) of that paragraph), and Article 2, paragraph (2) and Article 6 of the Supplementary Provisions: the date specified by Cabinet Order within a period not exceeding six months from the date of promulgation.
  <sup>machine translation, not official</sup>

### 第二条（不正競争防止法の一部改正に伴う経過措置） — Transitional Measures Accompanying the Partial Amendment of the Unfair Competition Prevention Act
<sup>caption: machine translation, not official</sup>
<sup>suppl-4301-33/art-2 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2</sup>

**第一項**  第一条の規定（前条第三号に掲げる改正規定を除く。）による改正後の不正競争防止法（以下この項において「新不競法」という。）第三条から第五条まで、第十四条及び第十五条第二項の規定は、この法律の施行の日（以下「施行日」という。）前に行われた新不競法第二条第一項第十一号に規定する限定提供データ不正取得行為に相当する行為又は同項第十五号に規定する限定提供データ不正開示行為に相当する行為に係る同項第十一号から第十三号まで、第十五号又は第十六号に掲げる不正競争であって施行日以後に行われるもの（次の各号に掲げる行為に相当する行為に該当するものを除く。）及び施行日前に開始した同項第十四号に規定する限定提供データを使用する行為に相当する行為を継続する行為については、適用しない。
<sup>suppl-4301-33/art-2/par-1 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-1</sup>
The provisions of Articles 3 through 5, Article 14 and Article 15, paragraph (2) of the Unfair Competition Prevention Act as amended by the provisions of Article 1 (excluding the amending provisions set forth in item (iii) of the preceding Article) (hereinafter in this paragraph referred to as the "New Unfair Competition Prevention Act") do not apply to unfair competition set forth in Article 2, paragraph (1), items (xi) through (xiii), item (xv) or item (xvi) of the New Unfair Competition Prevention Act that relates to an act equivalent to an act of wrongful acquisition of shared data with limited access prescribed in item (xi) of that paragraph or an act equivalent to improper disclosure of shared data with limited access prescribed in item (xv) of that paragraph, committed before the date this Act comes into effect (hereinafter referred to as the "Effective Date"), and that is committed on or after the Effective Date (excluding that which falls under an act equivalent to the acts set forth in the following items), or to an act of continuing an act equivalent to the act of using shared data with limited access prescribed in item (xiv) of that paragraph that was commenced before the Effective Date.
<sup>machine translation, not official</sup>

  **一**  新不競法第二条第一項第十一号から第十三号まで、第十五号及び第十六号に規定する限定提供データを開示する行為
  <sup>suppl-4301-33/art-2/par-1/item-1 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-1/item-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-1/item-1</sup>
  acts of disclosing shared data with limited access prescribed in Article 2, paragraph (1), items (xi) through (xiii), (xv) and (xvi) of the New Unfair Competition Prevention Act;
  <sup>machine translation, not official</sup>

  **二**  新不競法第二条第一項第十二号及び第十五号に規定する限定提供データを取得する行為並びにこれらの行為により取得した限定提供データを使用する行為
  <sup>suppl-4301-33/art-2/par-1/item-2 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-1/item-2 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-1/item-2</sup>
  acts of acquiring shared data with limited access prescribed in Article 2, paragraph (1), items (xii) and (xv) of the New Unfair Competition Prevention Act, and acts of using shared data with limited access acquired through those acts.
  <sup>machine translation, not official</sup>

**第二項**  前条第三号に掲げる規定の施行の日から施行日までの間における第一条の規定（同号に掲げる改正規定に限る。）による改正後の不正競争防止法第二条第一項第十一号の規定の適用については、同号中「第八項」とあるのは、「第七項」とする。
<sup>suppl-4301-33/art-2/par-2 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-2 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-2</sup>
With regard to the application of Article 2, paragraph (1), item (xi) of the Unfair Competition Prevention Act as amended by the provisions of Article 1 (limited to the amending provisions set forth in item (iii) of the preceding Article) during the period from the date on which the provisions set forth in item (iii) of the preceding Article come into effect to the Effective Date, the phrase "paragraph (8)" in that item is deemed to be replaced with "paragraph (7)".
<sup>machine translation, not official</sup>

### 第十七条（罰則に関する経過措置） — Transitional Measures Concerning Penal Provisions
<sup>caption: machine translation, not official</sup>
<sup>suppl-4301-33/art-17 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-17 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-17</sup>

**第一項**  この法律の施行前にした行為に対する罰則の適用については、なお従前の例による。
<sup>suppl-4301-33/art-17/par-1 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-17/par-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-17/par-1</sup>
With regard to the application of penal provisions to acts committed before this Act comes into effect, the provisions then in force continue to govern.
<sup>machine translation, not official</sup>

### 第十八条（政令への委任） — Delegation to Cabinet Order
<sup>caption: machine translation, not official</sup>
<sup>suppl-4301-33/art-18 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-18 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-18</sup>

**第一項**  この附則に規定するもののほか、この法律の施行に関し必要な経過措置（罰則に関する経過措置を含む。）は、政令で定める。
<sup>suppl-4301-33/art-18/par-1 · https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-18/par-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-18/par-1</sup>
Beyond what is provided for in these Supplementary Provisions, transitional measures necessary for the enforcement of this Act (including transitional measures concerning penal provisions) are specified by Cabinet Order.
<sup>machine translation, not official</sup>

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## Cites
- suppl-4301-33/art-1/par-1/item-1: 附則第十八条 → 不正競争防止法 附則第十八条 (Supplementary Provisions, Article 18), suppl-4301-33/art-18 — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-18 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-18
- suppl-4301-33/art-1/par-1/item-3: 次条第二項 → 不正競争防止法 附則第二条第二項 (Supplementary Provisions, Article 2, paragraph (2)), suppl-4301-33/art-2/par-2 — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-2 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-2
- suppl-4301-33/art-2/par-1: 前条第三号 → 不正競争防止法 附則第一条第一項第三号 (Supplementary Provisions, Article 1, paragraph (1), item (iii)), suppl-4301-33/art-1/par-1/item-3 — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1/item-3 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1/item-3
- suppl-4301-33/art-2/par-1: この項 → 不正競争防止法 附則第二条第一項 (Supplementary Provisions, Article 2, paragraph (1)), suppl-4301-33/art-2/par-1 — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-1
- suppl-4301-33/art-2/par-1: 第三条から第五条まで → 不正競争防止法 第三条 (Article 3), art-3 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-3 · https://japanlaw.org/l/405AC0000000047/art-3
- suppl-4301-33/art-2/par-1: 第三条から第五条まで → 不正競争防止法 第四条 (Article 4), art-4 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-4 · https://japanlaw.org/l/405AC0000000047/art-4
- suppl-4301-33/art-2/par-1: 第三条から第五条まで → 不正競争防止法 第五条 (Article 5), art-5 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-5 · https://japanlaw.org/l/405AC0000000047/art-5
- suppl-4301-33/art-2/par-1: 第十四条 → 不正競争防止法 第十四条 (Article 14), art-14 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-14 · https://japanlaw.org/l/405AC0000000047/art-14
- suppl-4301-33/art-2/par-1: 第十五条第二項 → 不正競争防止法 第十五条第二項 (Article 15, paragraph (2)), art-15/par-2 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-15/par-2 · https://japanlaw.org/l/405AC0000000047/art-15/par-2
- suppl-4301-33/art-2/par-1: 新不競法第二条第一項第十一号 → 不正競争防止法 第二条第一項第十一号 (Article 2, paragraph (1), item (xi)), art-2/par-1/item-11 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-11 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-11
- suppl-4301-33/art-2/par-1: 同項第十五号 → 不正競争防止法 第二条第一項第十五号 (Article 2, paragraph (1), item (xv)), art-2/par-1/item-15 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-15 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-15
- suppl-4301-33/art-2/par-1: 同項第十一号から第十三号まで → 不正競争防止法 第二条第一項第十二号 (Article 2, paragraph (1), item (xii)), art-2/par-1/item-12 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-12 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-12
- suppl-4301-33/art-2/par-1: 同項第十一号から第十三号まで → 不正競争防止法 第二条第一項第十三号 (Article 2, paragraph (1), item (xiii)), art-2/par-1/item-13 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-13 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-13
- suppl-4301-33/art-2/par-1: 第十六号 → 不正競争防止法 第二条第一項第十六号 (Article 2, paragraph (1), item (xvi)), art-2/par-1/item-16 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-16 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-16
- suppl-4301-33/art-2/par-1: 同項第十四号 → 不正競争防止法 第二条第一項第十四号 (Article 2, paragraph (1), item (xiv)), art-2/par-1/item-14 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-14 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-14
- suppl-4301-33/art-2/par-1/item-1: 新不競法第二条第一項第十一号から第十三号まで → 不正競争防止法 第二条第一項第十一号 (Article 2, paragraph (1), item (xi)), art-2/par-1/item-11 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-11 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-11
- suppl-4301-33/art-2/par-1/item-1: 新不競法第二条第一項第十一号から第十三号まで → 不正競争防止法 第二条第一項第十二号 (Article 2, paragraph (1), item (xii)), art-2/par-1/item-12 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-12 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-12
- suppl-4301-33/art-2/par-1/item-1: 新不競法第二条第一項第十一号から第十三号まで → 不正競争防止法 第二条第一項第十三号 (Article 2, paragraph (1), item (xiii)), art-2/par-1/item-13 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-13 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-13
- suppl-4301-33/art-2/par-1/item-1: 第十五号 → 不正競争防止法 第二条第一項第十五号 (Article 2, paragraph (1), item (xv)), art-2/par-1/item-15 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-15 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-15
- suppl-4301-33/art-2/par-1/item-1: 第十六号 → 不正競争防止法 第二条第一項第十六号 (Article 2, paragraph (1), item (xvi)), art-2/par-1/item-16 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-16 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-16
- suppl-4301-33/art-2/par-1/item-2: 新不競法第二条第一項第十二号 → 不正競争防止法 第二条第一項第十二号 (Article 2, paragraph (1), item (xii)), art-2/par-1/item-12 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-12 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-12
- suppl-4301-33/art-2/par-1/item-2: 第十五号 → 不正競争防止法 第二条第一項第十五号 (Article 2, paragraph (1), item (xv)), art-2/par-1/item-15 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-15 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-15
- suppl-4301-33/art-2/par-2: 前条第三号 → 不正競争防止法 附則第一条第一項第三号 (Supplementary Provisions, Article 1, paragraph (1), item (iii)), suppl-4301-33/art-1/par-1/item-3 — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1/item-3 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1/item-3
- suppl-4301-33/art-2/par-2: 不正競争防止法第二条第一項第十一号 → 不正競争防止法 第二条第一項第十一号 (Article 2, paragraph (1), item (xi)), art-2/par-1/item-11 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-1/item-11 · https://japanlaw.org/l/405AC0000000047/art-2/par-1/item-11
- suppl-4301-33/art-2/par-2: 第八項 → 不正競争防止法 第二条第八項 (Article 2, paragraph (8)), art-2/par-8 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-8 · https://japanlaw.org/l/405AC0000000047/art-2/par-8
- suppl-4301-33/art-2/par-2: 第七項 → 不正競争防止法 第二条第七項 (Article 2, paragraph (7)), art-2/par-7 — https://japanlaw.org/ja/unfair-competition-prevention-act/art-2/par-7 · https://japanlaw.org/l/405AC0000000047/art-2/par-7

## Cited by

4 provisions cite this one. No official source publishes this direction.

- 不正競争防止法 附則第一条第一項第一号（施行期日） — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1/item-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1/item-1
- 不正競争防止法 附則第一条第一項第三号（施行期日） — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-1/par-1/item-3 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-1/par-1/item-3
- 不正競争防止法 附則第二条第一項（不正競争防止法の一部改正に伴う経過措置） — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-1 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-1
- 不正競争防止法 附則第二条第二項（不正競争防止法の一部改正に伴う経過措置） — https://japanlaw.org/ja/unfair-competition-prevention-act/suppl-4301-33/art-2/par-2 · https://japanlaw.org/l/405AC0000000047/suppl-4301-33/art-2/par-2

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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-20261011T031431-004, 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