# 割賦販売法 / Installment Sales Act — 第十二条 (Supplementary Provisions, Article 12)

This is the Markdown twin of https://japanlaw.org/en/installment-sales-act/suppl-4281-99/art-12. Every law, and how to address a provision: https://japanlaw.org/llms.txt. The same laws as MCP tools (no sign-in): https://japanlaw.org/mcp.

- Law: 割賦販売法 (Installment Sales Act), 昭和三十六年法律第百五十九号
- English title "Installment Sales 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: 第十二条 (Supplementary Provisions, Article 12)（検討） — address `suppl-4281-99/art-12`
- Text in force since: 2025-06-01
- URL (the page that opens at this provision): https://japanlaw.org/en/installment-sales-act/suppl-4281-99/art-12
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/336AC0000000159/suppl-4281-99/art-12
- 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.

---

### 第十二条（検討） — Review
<sup>caption: machine translation, not official</sup>
<sup>suppl-4281-99/art-12 · https://japanlaw.org/en/installment-sales-act/suppl-4281-99/art-12 · https://japanlaw.org/l/336AC0000000159/suppl-4281-99/art-12</sup>

**第一項**  政府は、施行日以後五年を経過した場合において、新法の規定の施行の状況について検討を加え、必要があると認めるときは、その結果に基づいて所要の措置を講ずるものとする。
<sup>suppl-4281-99/art-12/par-1 · https://japanlaw.org/en/installment-sales-act/suppl-4281-99/art-12/par-1 · https://japanlaw.org/l/336AC0000000159/suppl-4281-99/art-12/par-1</sup>
When five years have elapsed after the Effective Date, the government is to review the state of enforcement of the provisions of the New Act and, if it finds it necessary, take the necessary measures based on the results of that review.
<sup>machine translation, not official</sup>

---

## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 割賦販売法 — the text in force from 2025-06-01 (https://laws.e-gov.go.jp/law/336AC0000000159/20250601_504AC0000000068), retrieved 2026-11-02
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Installment Sales Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4837/tb), retrieved 2026-11-02
- claude-opus-5-5 — Machine translation, batch installment-sales-act-20261102T230407-005, translated 2026-11-03
- claude-sonnet-5-5 — Machine translation, batch installment-sales-act-20261102T230407-011, translated 2026-11-03
- This site's parser, version 222 — 割賦販売法 — structure, counts, cross-references and defined terms, computed 2026-11-02