# 民事訴訟法 / Code of Civil Procedure — 第百四条 (Supplementary Provisions, Article 104)

- Law: 民事訴訟法 (Code of Civil Procedure), 平成八年法律第百九号
- English title "Code of Civil Procedure": 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: 第百四条 (Supplementary Provisions, Article 104)（民事訴訟法の一部改正に伴う経過措置） — address `suppl-4171-102/art-104`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/ja/code-of-civil-procedure/suppl-4171-102/art-104
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/408AC0000000109/suppl-4171-102/art-104
- 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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### 第百四条（民事訴訟法の一部改正に伴う経過措置） — Transitional Measures Accompanying the Partial Amendment of the Code of Civil Procedure
<sup>caption: machine translation, not official</sup>
<sup>suppl-4171-102/art-104 · https://japanlaw.org/ja/code-of-civil-procedure/suppl-4171-102/art-104 · https://japanlaw.org/l/408AC0000000109/suppl-4171-102/art-104</sup>

**第一項**  この法律の施行前に第百五条の規定による改正前の民事訴訟法（次項において「旧法」という。）第百五条後段の規定による送達のうち郵便の業務に従事する者が郵便局においてしたものは、第百五条の規定による改正後の民事訴訟法（同項において「新法」という。）第百四条第三項第二号の規定の適用については、郵便事業株式会社の営業所（郵便事業株式会社から当該送達の業務の委託を受けた者の営業所を含む。次項において同じ。）においてした送達とみなす。
<sup>suppl-4171-102/art-104/par-1 · https://japanlaw.org/ja/code-of-civil-procedure/suppl-4171-102/art-104/par-1 · https://japanlaw.org/l/408AC0000000109/suppl-4171-102/art-104/par-1</sup>
Among service under the provisions of the second sentence of Article 105 of the Code of Civil Procedure prior to its amendment by the provisions of Article 105 (referred to as the "Former Act" in the following paragraph), service effected by a person engaged in postal services at a post office before this Act comes into effect is, for the purpose of applying the provisions of Article 104, paragraph (3), item (ii) of the Code of Civil Procedure as amended by the provisions of Article 105 (referred to as the "New Act" in that paragraph), deemed to be service effected at a business office of Japan Post Service Co., Ltd. (including a business office of a person entrusted by Japan Post Service Co., Ltd. with the work of that service; the same applies in the following paragraph).
<sup>machine translation, not official</sup>

**第二項**  この法律の施行前に郵便の業務に従事する者が郵便局においてした旧法第百六条第一項後段の規定による送達は、新法第百四条第三項第二号の規定の適用については、郵便の業務に従事する者が郵便事業株式会社の営業所においてした新法第百六条第一項後段の規定による送達とみなす。
<sup>suppl-4171-102/art-104/par-2 · https://japanlaw.org/ja/code-of-civil-procedure/suppl-4171-102/art-104/par-2 · https://japanlaw.org/l/408AC0000000109/suppl-4171-102/art-104/par-2</sup>
Service under the provisions of the second sentence of Article 106, paragraph (1) of the Former Act effected by a person engaged in postal services at a post office before this Act comes into effect is, for the purpose of applying the provisions of Article 104, paragraph (3), item (ii) of the New Act, deemed to be service under the provisions of the second sentence of Article 106, paragraph (1) of the New Act effected by a person engaged in postal services at a business office of Japan Post Service Co., Ltd.
<sup>machine translation, not official</sup>

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## Cites
- suppl-4171-102/art-104/par-1: 次項 → 民事訴訟法 附則第百四条第二項 (Supplementary Provisions, Article 104, paragraph (2)), suppl-4171-102/art-104/par-2 — https://japanlaw.org/ja/code-of-civil-procedure/suppl-4171-102/art-104/par-2 · https://japanlaw.org/l/408AC0000000109/suppl-4171-102/art-104/par-2
- suppl-4171-102/art-104/par-1: 第百四条第三項第二号 → 民事訴訟法 第百四条第三項第二号 (Article 104, paragraph (3), item (ii)), art-104/par-3/item-2 — https://japanlaw.org/ja/code-of-civil-procedure/art-104/par-3/item-2 · https://japanlaw.org/l/408AC0000000109/art-104/par-3/item-2
- suppl-4171-102/art-104/par-2: 新法第百四条第三項第二号 → 民事訴訟法 第百四条第三項第二号 (Article 104, paragraph (3), item (ii)), art-104/par-3/item-2 — https://japanlaw.org/ja/code-of-civil-procedure/art-104/par-3/item-2 · https://japanlaw.org/l/408AC0000000109/art-104/par-3/item-2
- suppl-4171-102/art-104/par-2: 新法第百六条第一項 → 民事訴訟法 第百六条第一項 (Article 106, paragraph (1)), art-106/par-1 — https://japanlaw.org/ja/code-of-civil-procedure/art-106/par-1 · https://japanlaw.org/l/408AC0000000109/art-106/par-1

## Cited by

1 provision cites this one. No official source publishes this direction.

- 民事訴訟法 附則第百四条第一項（民事訴訟法の一部改正に伴う経過措置） — https://japanlaw.org/ja/code-of-civil-procedure/suppl-4171-102/art-104/par-1 · https://japanlaw.org/l/408AC0000000109/suppl-4171-102/art-104/par-1

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 民事訴訟法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/408AC0000000109/20260624_508AC0000000046), retrieved 2026-10-17
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Code of Civil Procedure — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4797/tb), retrieved 2026-10-17
- claude-sonnet-5-5 — Machine translation, batch code-of-civil-procedure-20261017T235501-006, translated 2026-10-18
- This site's parser, version 209 — 民事訴訟法 — structure, counts, cross-references and defined terms, computed 2026-10-17
