# 会社法 / Companies Act — 第五百三十一条 (Article 531) This is the Markdown twin of https://japanlaw.org/en/companies-act/art-531. 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: 会社法 (Companies Act), 平成十七年法律第八十六号 - English title "Companies 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: 第五百三十一条 (Article 531)（監督委員の注意義務） — address `art-531` - Text in force since: 2026-08-12 - URL (the page that opens at this provision): https://japanlaw.org/en/companies-act/art-531 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/417AC0000000086/art-531 - 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. --- ### 第五百三十一条（監督委員の注意義務） — (Supervisors' Duty of Care) caption: Ministry of Justice translation — Japanese Law Translation Database System art-531 · https://japanlaw.org/en/companies-act/art-531 · https://japanlaw.org/l/417AC0000000086/art-531 **第一項** 監督委員は、善良な管理者の注意をもって、その職務を行わなければならない。 art-531/par-1 · https://japanlaw.org/en/companies-act/art-531/par-1 · https://japanlaw.org/l/417AC0000000086/art-531/par-1 Supervisors must perform their duties with due care of a prudent manager. Ministry of Justice translation — Japanese Law Translation Database System **第二項** 監督委員が前項の注意を怠ったときは、その監督委員は、利害関係人に対し、連帯して損害を賠償する責任を負う。 art-531/par-2 · https://japanlaw.org/en/companies-act/art-531/par-2 · https://japanlaw.org/l/417AC0000000086/art-531/par-2 If supervisors fail to exercise the due care under the preceding paragraph, those supervisors are jointly and severally liable to compensate losses arising in interested parties. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-531/par-2: 前項 → 会社法 第五百三十一条第一項 (Article 531, paragraph (1)), art-531/par-1 — https://japanlaw.org/en/companies-act/art-531/par-1 · https://japanlaw.org/l/417AC0000000086/art-531/par-1 ## Cited by 1 provision cites this one. No official source publishes this direction. - 会社法 第五百三十一条第二項（監督委員の注意義務） — https://japanlaw.org/en/companies-act/art-531/par-2 · https://japanlaw.org/l/417AC0000000086/art-531/par-2 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 会社法 — the text in force from 2026-08-12 (https://laws.e-gov.go.jp/law/417AC0000000086/20260812_508AC0000000064), retrieved 2026-09-17 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Companies Act — Ministry of Justice translation (part 1 of 2) (https://www.japaneselawtranslation.go.jp/en/laws/view/4481/tb), retrieved 2026-09-17 - This site's parser, version 223 — 会社法 — structure, counts, cross-references and defined terms, computed 2026-09-17