# 金融商品取引法 / Financial Instruments and Exchange Act — 第二十七条 (Supplementary Provisions, Article 27)

- Law: 金融商品取引法 (Financial Instruments and Exchange Act), 昭和二十三年法律第二十五号
- English title "Financial Instruments and Exchange 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: 第二十七条 (Supplementary Provisions, Article 27) — address `suppl-4181-65/art-27`
- Text in force since: 2026-08-12
- URL (the page that opens at this provision): https://japanlaw.org/ja/financial-instruments-and-exchange-act/suppl-4181-65/art-27
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/323AC0000000025/suppl-4181-65/art-27
- 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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### 第二十七条
<sup>suppl-4181-65/art-27 · https://japanlaw.org/ja/financial-instruments-and-exchange-act/suppl-4181-65/art-27 · https://japanlaw.org/l/323AC0000000025/suppl-4181-65/art-27</sup>

**第一項**  この法律の施行の際現に金融商品取引業者という名称若しくは商号又はこれに紛らわしい名称若しくは商号を用いている者については、新金融商品取引法第三十一条の三の規定は、この法律の施行後六月間は、適用しない。
<sup>suppl-4181-65/art-27/par-1 · https://japanlaw.org/ja/financial-instruments-and-exchange-act/suppl-4181-65/art-27/par-1 · https://japanlaw.org/l/323AC0000000025/suppl-4181-65/art-27/par-1</sup>
With regard to a person who, at the time this Act comes into effect, is actually using the name or trade name "financial instruments business operator" or a name or trade name confusingly similar thereto, the provisions of Article 31-3 of the New Financial Instruments and Exchange Act do not apply for six months after this Act comes into effect.
<sup>machine translation, not official</sup>

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## Cites
- suppl-4181-65/art-27/par-1: 新金融商品取引法第三十一条の三 → 金融商品取引法 第三十一条の三 (Article 31-3), art-31-3 — https://japanlaw.org/ja/financial-instruments-and-exchange-act/art-31-3 · https://japanlaw.org/l/323AC0000000025/art-31-3

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 金融商品取引法 — the text in force from 2026-08-12 (https://laws.e-gov.go.jp/law/323AC0000000025/20260812_508AC0000000064), retrieved 2026-10-22
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Financial Instruments and Exchange Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4633/tb), retrieved 2026-10-22
- claude-sonnet-5-5 — Machine translation, batch financial-instruments-and-exchange-act-20261023T035921-040, translated 2026-10-23
- This site's parser, version 212 — 金融商品取引法 — structure, counts, cross-references and defined terms, computed 2026-10-22