# 会社法 / Companies Act — 第五百八十三条 (Article 583) This is the Markdown twin of https://japanlaw.org/ja/companies-act/art-583. 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: 第五百八十三条 (Article 583)（社員の責任を変更した場合の特則） — address `art-583` - Text in force since: 2026-08-12 - URL (the page that opens at this provision): https://japanlaw.org/ja/companies-act/art-583 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/417AC0000000086/art-583 - 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. --- ### 第五百八十三条（社員の責任を変更した場合の特則） — (Special Provisions in Case of Members' Liability Change) caption: Ministry of Justice translation — Japanese Law Translation Database System art-583 · https://japanlaw.org/ja/companies-act/art-583 · https://japanlaw.org/l/417AC0000000086/art-583 **第一項** 有限責任社員が無限責任社員となった場合には、当該無限責任社員となった者は、その者が無限責任社員となる前に生じた持分会社の債務についても、無限責任社員としてこれを弁済する責任を負う。 art-583/par-1 · https://japanlaw.org/ja/companies-act/art-583/par-1 · https://japanlaw.org/l/417AC0000000086/art-583/par-1 If a member with limited liability has become a member with unlimited liability, the person who has become relevant member with unlimited liability is also liable as a member with unlimited liability for the performance of the obligations of the membership company that arose before relevant person became a member with unlimited liability. Ministry of Justice translation — Japanese Law Translation Database System **第二項** 有限責任社員（合同会社の社員を除く。）が出資の価額を減少した場合であっても、当該有限責任社員は、その旨の登記をする前に生じた持分会社の債務については、従前の責任の範囲内でこれを弁済する責任を負う。 art-583/par-2 · https://japanlaw.org/ja/companies-act/art-583/par-2 · https://japanlaw.org/l/417AC0000000086/art-583/par-2 Even if a member with limited liability (excluding members of limited liability company) reduce the value of the contributions, relevant member with limited liability is liable to the extent of the member's pre-existing liability for the obligations of the membership company that arose before the registration to that effect. Ministry of Justice translation — Japanese Law Translation Database System **第三項** 無限責任社員が有限責任社員となった場合であっても、当該有限責任社員となった者は、その旨の登記をする前に生じた持分会社の債務については、無限責任社員として当該債務を弁済する責任を負う。 art-583/par-3 · https://japanlaw.org/ja/companies-act/art-583/par-3 · https://japanlaw.org/l/417AC0000000086/art-583/par-3 Even if a member with unlimited liability has become a member with limited liability, the person who has become such a member with limited liability is liable as a member with unlimited liability for the performance of the obligations of the membership company that arose before the registration to that effect. Ministry of Justice translation — Japanese Law Translation Database System **第四項** 前二項の責任は、前二項の登記後二年以内に請求又は請求の予告をしない持分会社の債権者に対しては、当該登記後二年を経過した時に消滅する。 art-583/par-4 · https://japanlaw.org/ja/companies-act/art-583/par-4 · https://japanlaw.org/l/417AC0000000086/art-583/par-4 The liability under the preceding two paragraphs to the creditors of the membership company who do not make their claims, or do not give an advance notice of their claims, within two years from the day of relevant registration is extinguished when two years have elapsed from the day of the registration in the preceding two paragraphs. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-583/par-4: 前二項 → 会社法 第五百八十三条第二項 (Article 583, paragraph (2)), art-583/par-2 — https://japanlaw.org/ja/companies-act/art-583/par-2 · https://japanlaw.org/l/417AC0000000086/art-583/par-2 - art-583/par-4: 前二項 → 会社法 第五百八十三条第三項 (Article 583, paragraph (3)), art-583/par-3 — https://japanlaw.org/ja/companies-act/art-583/par-3 · https://japanlaw.org/l/417AC0000000086/art-583/par-3 ## Cited by 1 provision cites this one. No official source publishes this direction. - 会社法 第五百八十三条第四項（社員の責任を変更した場合の特則） — https://japanlaw.org/ja/companies-act/art-583/par-4 · https://japanlaw.org/l/417AC0000000086/art-583/par-4 --- ## 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