Chapter V Litigation Proceedings (Articles 112 to 132)
The law as Act on the Arrangement of Related Acts upon the Enforcement of the Act Partially Amending the Civil Code, etc. (Act No. 46 of 2026) leaves it, with the words it changes marked.
The main text is read a page at a time: a chapter to a page, and a long chapter in runs of articles. The whole main text, and the supplementary provisions and appended tables this amendment changes. Those it leaves untouched are on the page for the text in force.
Article 112第百十二条
When Service by Publication Takes Effect(公示送達の効力発生の時期)
Article 112, paragraph (1)
Service by publication takes effect when two weeks have passed since the day on which the measures under the provisions of the preceding Article were commenced; provided, however, that service by publication as stated in Article 110, paragraph (3) takes effect on the day following the day on which the measures under the provisions of the preceding Article were commenced.
The time frame referred to in the preceding paragraph is six weeks, for service by publication in the event of service that is required in a foreign country.
外国においてすべき送達についてした公示送達にあっては、前項の期間は、六週間とする。
Article 112, paragraph (3)
The time frames referred to in the preceding two paragraphs may not be shortened.
前二項の期間は、短縮することができない。
Article 113第百十三条
Arrival of a Manifestation of Intention Through Service by Publication(公示送達による意思表示の到達)
Article 113, paragraph (1)
If a party to litigation is unable to learn the whereabouts of the adverse party and a document or electronic or magnetic record served by publication on the adverse party contains a statement or record indicating that the party is manifestating their intention to the adverse party concerning the claim that is the subject matter of litigation or concerning the means of defense, the manifestation of that intention is deemed to reach the adverse party once two weeks have passed since the day on which the measures under the provisions of Article 111 were commenced. The proviso to Article 98, paragraph (3) of the Civil Code applies mutatis mutandis in such a case.
Res judicata applies only with regard to the contents of a final and binding judgment that are included in the main text.
確定判決は、主文に包含するものに限り、既判力を有する。
Article 114, paragraph (2)
In judging the validity or invalidity of a claim asserted for the purpose of an offset, res judicata applies to an amount of money that has been duly asserted in order to effect an offset.
相殺のために主張した請求の成立又は不成立の判断は、相殺をもって対抗した額について既判力を有する。
Article 115第百十五条
Scope of Persons Subject to the Effect of a Final and Binding Judgment(確定判決等の効力が及ぶ者の範囲)
Article 115, paragraph (1)
A final and binding judgment is valid against the following persons:
確定判決は、次に掲げる者に対してその効力を有する。
Article 115, paragraph (1), item (i)
the parties;
当事者
Article 115, paragraph (1), item (ii)
a person on whose behalf a party has come to act as a plaintiff or defendant;
当事者が他人のために原告又は被告となった場合のその他人
Article 115, paragraph (1), item (iii)
the successor to a person listed in one of the preceding two items, that succeeds following the conclusion of oral arguments;
前二号に掲げる者の口頭弁論終結後の承継人
Article 115, paragraph (1), item (iv)
the person retaining possession of the subject matter of the claim on behalf of a person listed in one of the preceding three items.
前三号に掲げる者のために請求の目的物を所持する者
Article 115, paragraph (2)
The provisions of the preceding paragraph apply mutatis mutandis to a declaration of provisional enforceability.
前項の規定は、仮執行の宣言について準用する。
Article 116第百十六条
When a Judgment Becomes Final and Binding(判決の確定時期)
Article 116, paragraph (1)
A judgment does not become final and binding until the expiration of the time frame specified for filing of an appeal with the court of second instance or a final appeal (excluding a final appeal as referred to in Article 327, paragraph (1) (including as applied mutatis mutandis pursuant to Article 380, paragraph (2))), for filing of a petition as referred to in Article 318, paragraph (1), or for filing of an objection under the provisions of Article 357 (including as applied mutatis mutandis pursuant to Article 367, paragraph (2)), Article 378, paragraph (1) or Article 381-7, paragraph (1).
A judgment is blocked from becoming final and binding by the filing of an appeal with the court of second instance, the filing of a final appeal as referred to in the preceding paragraph, or the filing of a petition or an objection as referred to in that paragraph, that is made within the time frame stated in that paragraph.
判決の確定は、前項の期間内にした控訴の提起、同項の上告の提起又は同項の申立てにより、遮断される。
Article 117第百十七条
Action to Modify a Final and Binding Judgment Ordering Compensation by Periodic Payments(定期金による賠償を命じた確定判決の変更を求める訴え)
Article 117, paragraph (1)
If, with regard to a final and binding judgment ordering compensation through periodic payments for damage arising prior to the conclusion of oral arguments, any significant change has occurred in terms of the severity of residual disability, wage standards, or any other circumstances that were used as the basis for calculation of the amount of damages after the conclusion of oral arguments, an action may be filed to modify the judgment; provided, however, that this applies only to the part of the judgment involving periodic payments that will become due after the date the action is filed.
An action as referred to in the preceding paragraph is under the exclusive jurisdiction of the court of first instance.
前項の訴えは、第一審裁判所の管轄に専属する。
Article 118第百十八条
Validity of a Final and Binding Judgment Rendered by a Foreign Court(外国裁判所の確定判決の効力)
Article 118, paragraph (1)
A final and binding judgment rendered by a foreign court is valid only if it meets all of the following requirements:
外国裁判所の確定判決は、次に掲げる要件のすべてを具備する場合に限り、その効力を有する。
Article 118, paragraph (1), item (i)
the jurisdiction of the foreign court is recognized pursuant to laws and regulations, conventions, or treaties;
法令又は条約により外国裁判所の裁判権が認められること。
Article 118, paragraph (1), item (ii)
the defeated defendant was served (excluding service by publication or similar service) with the requisite summons or order for the commencement of litigation, or appeared without having been served;
the content of the judgment and the litigation proceedings are not contrary to public policy in Japan;
判決の内容及び訴訟手続が日本における公の秩序又は善良の風俗に反しないこと。
Article 118, paragraph (1), item (iv)
a guarantee of reciprocity is in place.
相互の保証があること。
Article 119第百十九条
Notice of Rulings and Orders(決定及び命令の告知)
Article 119, paragraph (1)
A ruling or order takes effect when to the relevant parties of that ruling or order by a means that is considered to be appropriate.
決定及び命令は、相当と認める方法で告知することによって、その効力を生ずる。
Article 120第百二十条
Setting Aside of a Judicial Decision Concerning Control of Litigation Proceedings(訴訟指揮に関する裁判の取消し)
Article 120, paragraph (1)
A ruling or order concerning control of litigation proceedings may be set aside at any time.
訴訟の指揮に関する決定及び命令は、いつでも取り消すことができる。
Article 121第百二十一条
Objection to a Disposition by the Court Clerk(裁判所書記官の処分に対する異議)
Article 121, paragraph (1)
The court to which the court clerk who has made a disposition is assigned reaches a judicial decision on any objection to that disposition, in the form of a ruling.
Litigation proceedings are subject to a continuance if any of the following grounds occur. In such a case, the person specified in the relevant item must be substituted as a party:
a party's death:the party's heir, the administrator of the estate, the liquidator of the estate, or any other person who is to continue the action pursuant to laws and regulations;
a party's loss of the capacity to sue or be sued, or a legal representative's death or extinguishment of the authority to act as a person's legal representative:the party's legal representative or the party who has acquired the capacity to sue or be sued;
a trust property administrator or incorporated trust property administrator that is a party:the new trustee, new trust property administrator, or new incorporated trust property administrator;
a trust caretaker that is a party:the beneficiary or the new trust caretaker.
当事者である信託管理人 受益者又は新たな信託管理人
Article 124, paragraph (1), item (v)(訴訟手続の中断及び受継)
the loss of status, due to death or any other grounds, of a person of a certain status who stood as a party to the litigation in that person's own name on behalf of another person:a person of the same status;
all appointed parties' loss of status due to death or any other grounds:all appointing parties, or the new appointed parties.
選定当事者の全員の死亡その他の事由による資格の喪失 選定者の全員又は新たな選定当事者
Article 124, paragraph (2)(訴訟手続の中断及び受継)
The provisions of the preceding paragraph do not apply during a time when there is a litigation representative.
前項の規定は、訴訟代理人がある間は、適用しない。
Article 124, paragraph (3)(訴訟手続の中断及び受継)
Even if there are grounds as stated in paragraph (1), item (i), the heir is not permitted to be substituted as a party during the time frame in which it is possible to renounce the inheritance.
The provisions of paragraph (1), item (ii) do not apply if the merger may not be asserted against the adverse party.
第一項第二号の規定は、合併をもって相手方に対抗することができない場合には、適用しない。
Article 124, paragraph (5)(訴訟手続の中断及び受継)(Continuance of Litigation Proceedings and Substitution)Changed
If the legal representative stated in paragraph (1), item (iii) is a curator or an assistant (excluding a person appointed as a specified assistant, pursuant to the provisions of Article 10, paragraph (1) of the Civil Code or determined to be a specified assistant pursuant to the provisions of Article 876-2, paragraph (5) of that Act; the same applies in item (i)), the provisions of paragraph (1), item (iii) do not apply in the following cases:
Article 124, paragraph (5), item (i)(訴訟手続の中断及び受継)(Continuance of Litigation Proceedings and Substitution)Changed
the person under curatorship or person under assistantship who has received a decision for commencement of assistance is not required to obtain consent of the curator or assistant for performing procedural acts;
Article 124, paragraph (5), item (ii)(訴訟手続の中断及び受継)(Continuance of Litigation Proceedings and Substitution)Changed
the person under curatorship or person under assistantshipwho has received a decision for commencement of assistance is required to obtain consent prescribed in the preceding item, and has obtained it.
If an administration order for unclaimed land is issued (meaning an administration order for unclaimed land as prescribed in Article 264-2, paragraph (1) of the Civil Code; the same applies in this paragraph and the following paragraph), any litigation proceedings concerning the land or co-ownership interest subject to the administration order, movables covered by that order, or property that the administrator of the unclaimed land (meaning the administrator of unclaimed land as provided in paragraph (4) of that Article; the same applies in this paragraph and the following paragraph) has obtained through the management or disposal of the land or movables or due to other such reasons ( collectively referred to below as "unclaimed land, movables, or property" in this paragraph and the following paragraph), which have the owner of the unclaimed land, movables, or property (including a person who holds a co-ownership interest in it; the same applies in that paragraph) as a party are subject to a continuance. In such a case, the administrator of the unclaimed land may be substituted as a party.
If an administration order for unclaimed land is set aside, any litigation proceedings concerning the unclaimed land, movables, or property that have the administrator of that unclaimed land as a party is subject to a continuance. In such a case, the owner of the unclaimed land, movables, or property must be substituted as a party.
The provisions of paragraph (1) apply mutatis mutandis if an administration order for unclaimed buildings has been issued (meaning an administration order for unclaimed buildings as prescribed in Article 264-8, paragraph (1) of the Civil Code; the same applies in this paragraph), and the provisions of the preceding paragraph apply mutatis mutandis if an administration order for unclaimed buildings is set aside.
Adverse Party's Petition for Substitution(相手方による受継の申立て)
Article 126, paragraph (1)
The adverse party may also file a petition for the substitution of a party.
訴訟手続の受継の申立ては、相手方もすることができる。
Article 127第百二十七条
Notice of Substitution(受継の通知)
Article 127, paragraph (1)
The court must notify the adverse party if a petition for the substitution of a party is filed.
訴訟手続の受継の申立てがあった場合には、裁判所は、相手方に通知しなければならない。
Article 128第百二十八条
Judicial Decision on Substitution(受継についての裁判)
Article 128, paragraph (1)
If a petition for the substitution of a party is filed and the court finds the petition to be groundless after conducting an examination sua sponte, the court must rule to deny the petition.
If a petition for the substitution of a party is filed during a continuance of litigation proceedings following the service of an electronic judgment or electronic record as prescribed in Article 255, paragraph (1) under the provisions of Article 255 (including as applied mutatis mutandis pursuant to Article 374, paragraph (2); the same applies in this paragraph), the court that reached the judgment in question must reach a judicial decision on the petition.
Suspension Due to Court Inability to Perform Duties(裁判所の職務執行不能による中止)
Article 130, paragraph (1)
If the court is unable to perform its duties due to a natural disaster or other such cause, litigation proceedings are suspended until that cause ceases to exist.
Suspension Due to the Incapacitation of a Party(当事者の故障による中止)
Article 131, paragraph (1)
If a party is unable to continue with litigation proceedings due to an incapacitation of an uncertain duration, the court may issue an order the suspension of litigation proceedings, in the form of a ruling.
The court may set aside a ruling as referred to in the preceding paragraph.
裁判所は、前項の決定を取り消すことができる。
Article 132第百三十二条
Impact of Continuances and Suspensions(中断及び中止の効果)
Article 132, paragraph (1)
A judgment may be rendered even during a continuance of litigation proceedings.
判決の言渡しは、訴訟手続の中断中であっても、することができる。
Article 132, paragraph (2)
If there is a continuance or suspension of litigation proceedings, the progress of time frames is interrupted. In such a case, all time frames start to run again at the time notice is given of the substitution of a party in proceedings or at the time that litigation proceedings continue.