# 災害対策基本法 / Basic Act on Disaster Management — 第四条 (Supplementary Provisions, Article 4)
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- Law: 災害対策基本法 (Basic Act on Disaster Management), 昭和三十六年法律第二百二十三号
- English title "Basic Act on Disaster Management": 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)（検討） — address `suppl-5031-30/art-4`
- Text in force since: 2026-11-02
- URL (the page that opens at this provision): https://japanlaw.org/en/disaster-management-act/suppl-5031-30/art-4
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/336AC0000000223/suppl-5031-30/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（検討） — Review
caption: machine translation, not official
suppl-5031-30/art-4 · https://japanlaw.org/en/disaster-management-act/suppl-5031-30/art-4 · https://japanlaw.org/l/336AC0000000223/suppl-5031-30/art-4
**第一項** 政府は、この法律の施行後適当な時期において、この法律による改正後のそれぞれの法律の規定について、その施行の状況等を勘案して検討を加え、必要があると認めるときは、その結果に基づいて必要な措置を講ずるものとする。
suppl-5031-30/art-4/par-1 · https://japanlaw.org/en/disaster-management-act/suppl-5031-30/art-4/par-1 · https://japanlaw.org/l/336AC0000000223/suppl-5031-30/art-4/par-1
The government is to, at an appropriate time after this Act comes into effect, examine the provisions of the respective Acts as amended by this Act, taking into consideration the state of their enforcement, etc., and if it finds it necessary, take necessary measures based on the results.
machine translation, not official
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## Sources
- e-Gov 法令検索, Digital Agency (デジタル庁) — 災害対策基本法 — the text in force from 2026-11-02 (https://laws.e-gov.go.jp/law/336AC0000000223/20261102_508AC0000000062), retrieved 2026-11-02
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Basic Act on Disaster Management — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4171/tb), retrieved 2026-11-02
- claude-sonnet-5-5 — Machine translation, batch disaster-management-act-20261103T010525-011, translated 2026-11-03
- claude-sonnet-5-5 — Machine translation, batch disaster-management-act-20261103T010525-014, translated 2026-11-03
- This site's parser, version 222 — 災害対策基本法 — structure, counts, cross-references and defined terms, computed 2026-11-02