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Code of Criminal Procedure

刑事訴訟法(けいじそしょうほう)

Section 1 Trial Preparation and Trial Proceedings (Articles 307-3 to 316)

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.

How the changes are shown

Underlined: words the amendment adds. A bar: where it removes words.Underlined: words the amendment adds. Struck through: the words it removes.Underlined: words the amendment adds. Struck through: the words it removes.

Article 307-3第三百七条の三

Article 307-3, paragraph (1)

The provisions of Articles 296, 297, 300 through 302, and 304 through the preceding Article do not apply to cases in which the ruling prescribed in Article 291-2 has been made, and the evidence may be examined by an appropriate method on the trial date.

第二百九十一条の二の決定があつた事件については、第二百九十六条、第二百九十七条、第三百条から第三百二条まで及び第三百四条から前条までの規定は、これを適用せず、証拠調べは、公判期日において、適当と認める方法でこれを行うことができる。

Article 308第三百八条

Article 308, paragraph (1)

The court must provide sufficient opportunity for the public prosecutor and the defendant or the defense counsel to challenge the probative value of the evidence.

裁判所は、検察官及び被告人又は弁護人に対し、証拠の証明力を争うために必要とする適当な機会を与えなければならない。

Article 309第三百九条

Article 309, paragraph (1)

The public prosecutor, the defendant or the defense counsel may raise objections regarding the examination of evidence.

検察官、被告人又は弁護人は、証拠調に関し異議を申し立てることができる。

Article 309, paragraph (2)

The public prosecutor, the defendant or the defense counsel may, in addition to the objections prescribed in the preceding paragraph, raise objections to the dispositions of the presiding judge.

検察官、被告人又は弁護人は、前項に規定する場合の外、裁判長の処分に対して異議を申し立てることができる。

Article 309, paragraph (3)

The court must make a ruling on the objections raised under the preceding two paragraphs.

裁判所は、前二項の申立について決定をしなければならない。

Article 310第三百十条

Article 310, paragraph (1)

Documentary or material evidence must be submitted to the court without delay after the examination of said evidence; provided however, that a transcript may be submitted instead of the original with the permission of the court.

証拠調を終つた証拠書類又は証拠物は、遅滞なくこれを裁判所に提出しなければならない。但し、裁判所の許可を得たときは、原本に代え、その謄本を提出することができる。

Article 310-2第三百十条の二

Article 310-2, paragraph (1)

The court clerk must record in the file the particulars written or recorded in the documentary or material evidence for which examination has been completed; provided however, that this does not apply when there are difficult circumstances in recording those particulars in the file.

裁判所書記官は、証拠調べを終わつた証拠書類又は証拠物に記載され、又は記録されている事項をファイルに記録しなければならない。ただし、当該事項をファイルに記録することにつき困難な事情があるときは、この限りでない。

Article 311第三百十一条

Article 311, paragraph (1)

The defendant may remain silent at all times or may refuse to answer particular questions.

被告人は、終始沈黙し、又は個々の質問に対し、供述を拒むことができる。

Article 311, paragraph (2)

If the defendant makes a statement voluntarily, the presiding judge may ask the defendant any necessary questions at any time.

被告人が任意に供述をする場合には、裁判長は、何時でも必要とする事項につき被告人の供述を求めることができる。

Article 311, paragraph (3)

The associate judge, the public prosecutor, the defense counsel, the codefendant or the defense counsel of said codefendant may, by notifying the presiding judge, also ask questions as prescribed in the preceding paragraph.

陪席の裁判官、検察官、弁護人、共同被告人又はその弁護人は、裁判長に告げて、前項の供述を求めることができる。

Article 312第三百十二条

Article 312, paragraph (1)

The court must, upon the public prosecutor's request, allow the addition, withdrawal or alteration of the counts or applicable penal statutes in the charging sheet so far as this does not modify the identity of the charged facts.

裁判所は、検察官の請求があるときは、公訴事実の同一性を害しない限度において、起訴状に記載された訴因又は罰条の追加、撤回又は変更を許さなければならない。

Article 312, paragraph (2)

The court may order the public prosecutor to add or alter a count or applicable penal statute when the court deems it appropriate during the course of the proceedings.

裁判所は、審理の経過に鑑み適当と認めるときは、訴因又は罰条を追加又は変更すべきことを命ずることができる。

Article 312, paragraph (3)

The request under paragraph (1) must be made by submitting a document.

第一項の請求は、書面を提出してしなければならない。

Article 312, paragraph (4)

At the same time as the request under paragraph (1), the public prosecutor must submit to the court a transcript of the document referred to in the preceding paragraph (hereinafter referred to as the "written request for alteration of counts, etc.") to be served on the defendant; provided, however, that this does not apply where the request is made by the method set forth in Article 54-2, paragraph (1).

検察官は、第一項の請求と同時に、被告人に送達するものとして、前項の書面(以下「訴因変更等請求書面」という。)の謄本を裁判所に提出しなければならない。ただし、当該請求を第五十四条の二第一項の方法によりする場合は、この限りでない。

Article 312, paragraph (5)

In the cases set forth in the following items, the court must serve on the defendant without delay what is specified in the relevant item:

裁判所は、次の各号に掲げる場合には、遅滞なく、当該各号に定めるものを被告人に送達しなければならない。

Article 312, paragraph (5), item (i)

where the request under paragraph (1) is made by the method set forth in Article 54-2, paragraph (1): an electronic or magnetic record recording the particulars to be stated in the written request for alteration of counts, etc. recorded in the file (in the case of the proviso to Article 54-4, a document stating the particulars to be stated in the written request for alteration of counts, etc. recorded on the recording medium referred to in that Article);

第一項の請求が第五十四条の二第一項の方法によりされた場合 ファイルに記録されている訴因変更等請求書面に記載すべき事項を記録した電磁的記録(第五十四条の四ただし書の場合にあつては、同条の記録媒体に記録されている訴因変更等請求書面に記載すべき事項を記載した書面)

Article 312, paragraph (5), item (ii)

where the request under paragraph (1) is made by the submission of a written request for alteration of counts, etc.: a transcript of the written request for alteration of counts, etc.

第一項の請求が訴因変更等請求書面の提出によりされた場合 訴因変更等請求書面の謄本

Article 312, paragraph (6)

Notwithstanding the provisions of paragraph (3), in open court where the defendant is present, the request under paragraph (1) may be made orally. In this case, the provisions of paragraph (4) do not apply.

第三項の規定にかかわらず、被告人が在廷する公判廷においては、第一項の請求は、口頭ですることができる。この場合においては、第四項の規定は、適用しない。

Article 312, paragraph (7)

The court must, when it deems the addition or alteration in the count or the applicable penal statute may cause substantial disadvantage to the defense of the defendant, rule to suspend the trial for a period necessary for the defendant to prepare for a sufficient defense, upon the request of the defendant or the defense counsel.

裁判所は、訴因又は罰条の追加又は変更により被告人の防御に実質的な不利益を生ずるおそれがあると認めるときは、被告人又は弁護人の請求により、決定で、被告人に十分な防御の準備をさせるため必要な期間公判手続を停止しなければならない。

Article 312-2第三百十二条の二

Article 312-2, paragraph (1)

When a public prosecutor deems it necessary with regard to the particulars identifying an individual of a person listed in Article 271-2, paragraph (1), item (i) or (ii) that are stated in the written request for alteration of counts, etc., the public prosecutor may request the court to take measures to prevent those particulars identifying an individual from becoming known to the defendant through the service pursuant to the provisions of paragraph (5) of the preceding Article.

検察官は、訴因変更等請求書面に記載された第二百七十一条の二第一項第一号又は第二号に掲げる者の個人特定事項について、必要と認めるときは、裁判所に対し、前条第五項の規定による送達により当該個人特定事項が被告人に知られないようにするための措置をとることを求めることができる。

Article 312-2, paragraph (2)

A request under the preceding paragraph must be made by submitting to the court, together with the written request for alteration of counts, etc., as one to be served on the defendant, an extract of the written request for alteration of counts, etc. in which the particulars identifying an individual pertaining to the request are not stated, or other document that substitutes for a transcript of the written request for alteration of counts, etc. (hereinafter referred to as the "extract of the written request for alteration of counts, etc." in this Article).

前項の規定による求めは、裁判所に対し、訴因変更等請求書面と共に、被告人に送達するものとして、当該求めに係る個人特定事項の記載がない訴因変更等請求書面の抄本その他の訴因変更等請求書面の謄本に代わるもの(以下この条において「訴因変更等請求書面抄本等」という。)を提出して行わなければならない。

Article 312-2, paragraph (3)

In the cases set forth in the following items, the court must, notwithstanding paragraph (5) of the preceding Article, serve on the defendant without delay what is specified in the relevant item:

裁判所は、次の各号に掲げる場合には、前条第五項の規定にかかわらず、遅滞なく、当該各号に定めるものを被告人に送達しなければならない。

Article 312-2, paragraph (3), item (i)

where the request under paragraph (1) is made by the method set forth in Article 54-2, paragraph (1): an electronic or magnetic record recording the particulars to be stated in the extract of the written request for alteration of counts, etc. recorded in the file (in the case of the proviso to Article 54-4, a document stating the particulars to be stated in the extract of the written request for alteration of counts, etc. recorded on the recording medium referred to in that Article);

第一項の規定による求めが第五十四条の二第一項の方法によりされた場合 ファイルに記録されている訴因変更等請求書面抄本等に記載すべき事項を記録した電磁的記録(第五十四条の四ただし書の場合にあつては、同条の記録媒体に記録されている訴因変更等請求書面抄本等に記載すべき事項を記載した書面)

Article 312-2, paragraph (3), item (ii)

where the request under paragraph (1) is made by the submission of an extract of the written request for alteration of counts, etc.: the extract of the written request for alteration of counts, etc.

第一項の規定による求めが訴因変更等請求書面抄本等の提出によりされた場合 訴因変更等請求書面抄本等

Article 312-2, paragraph (4)

The provisions of Articles 271-3 through 271-8 apply mutatis mutandis where a request under paragraph (1) is made. In this case, the phrase "institution of prosecution" in Article 271-3, paragraph (1) and Article 271-4, paragraph (2) is deemed to be replaced with "the request under Article 312, paragraph (1)", the phrase "charging sheet" in Article 271-3, paragraphs (1) and (2) and Article 271-4, paragraphs (2) and (3) with "written request for alteration of counts, etc.", the phrase "paragraph (1), item (i), (c), (1) or item (ii), (a) of the preceding Article" in Article 271-3, paragraph (3) with "Article 271-2, paragraph (1), item (i), (c), (1) or item (ii), (a)", the phrase "extract of the charging sheet, etc." in that paragraph, paragraph (4) of that Article and Article 271-4, paragraphs (4) and (5) with "extract of the written request for alteration of counts, etc.", the phrase "Article 271-2, paragraph (4)" in Article 271-5, paragraph (1) with "Article 312-2, paragraph (3)", and the phrase "item (i) or item (ii) of that paragraph" in Article 271-6, paragraphs (2) through (6) and Article 271-8, paragraph (1) with "Article 271-2, paragraph (1), item (i) or item (ii)".

第二百七十一条の三から第二百七十一条の八までの規定は、第一項の規定による求めがある場合について準用する。この場合において、第二百七十一条の三第一項及び第二百七十一条の四第二項中「公訴の提起」とあるのは「第三百十二条第一項の請求」と、第二百七十一条の三第一項及び第二項並びに第二百七十一条の四第二項及び第三項中「起訴状」とあるのは「訴因変更等請求書面」と、第二百七十一条の三第三項中「前条第一項第一号ハ(1)」とあるのは「第二百七十一条の二第一項第一号ハ(1)」と、同項、同条第四項並びに第二百七十一条の四第四項及び第五項中「起訴状抄本等」とあるのは「訴因変更等請求書面抄本等」と、第二百七十一条の五第一項中「第二百七十一条の二第四項」とあるのは「第三百十二条の二第三項」と、第二百七十一条の六第二項から第六項まで及び第二百七十一条の八第一項中「同項第一号」とあるのは「第二百七十一条の二第一項第一号」と読み替えるものとする。

Article 313第三百十三条

Article 313, paragraph (1)

The court may, when it deems it appropriate, upon the request of the public prosecutor, the defendant or the defense counsel, or ex officio, rule to separate or consolidate the proceedings, or reopen proceedings which have been concluded.

裁判所は、適当と認めるときは、検察官、被告人若しくは弁護人の請求により又は職権で、決定を以て、弁論を分離し若しくは併合し、又は終結した弁論を再開することができる。

Article 313, paragraph (2)

The court must, when it is necessary to protect the rights of the defendant, rule to separate the proceedings pursuant to the Rules of Court.

裁判所は、被告人の権利を保護するため必要があるときは、裁判所の規則の定めるところにより、決定を以て弁論を分離しなければならない。

Article 313-2第三百十三条の二

Article 313-2, paragraph (1)

The appointment of defense counsel by the court, presiding judge or a judge pursuant to the provisions of this Code remains in force even if the proceedings have been consolidated; provided however, that this does not apply if the court renders a different ruling.

この法律の規定に基づいて裁判所若しくは裁判長又は裁判官が付した弁護人の選任は、弁論が併合された事件についてもその効力を有する。ただし、裁判所がこれと異なる決定をしたときは、この限りでない。

Article 313-2, paragraph (2)

When rendering the ruling set forth under the proviso to the preceding paragraph, the court must first hear the opinions of the public prosecutor and the defendant or the defense counsel.

前項ただし書の決定をするには、あらかじめ、検察官及び被告人又は弁護人の意見を聴かなければならない。

Article 314第三百十四条

Article 314, paragraph (1)

When the defendant is in a state of insanity, the proceedings must be suspended while the defendant is in such state, after hearing the opinions of the public prosecutor and the defense counsel; provided however, that when the court clearly finds that the defendant is not guilty or should be barred further prosecution, or that the defendant should be exculpated or the prosecution should be dismissed, the court may immediately render these judgments without the appearance of the defendant.

被告人が心神喪失の状態に在るときは、検察官及び弁護人の意見を聴き、決定で、その状態の続いている間公判手続を停止しなければならない。但し、無罪、免訴、刑の免除又は公訴棄却の裁判をすべきことが明らかな場合には、被告人の出頭を待たないで、直ちにその裁判をすることができる。

Article 314, paragraph (2)

When the defendant is unable to appear at the trial due to illness, the proceedings must, upon hearing the opinions of the public prosecutor and the defense counsel, be ruled to be suspended until it becomes possible for the defendant to appear; provided however, that this does not apply when a representative appears pursuant to the provisions of Articles 284 and 285.

被告人が病気のため出頭することができないときは、検察官及び弁護人の意見を聴き、決定で、出頭することができるまで公判手続を停止しなければならない。但し、第二百八十四条及び第二百八十五条の規定により代理人を出頭させた場合は、この限りでない。

Article 314, paragraph (3)

When a witness essential to fact finding cannot appear on the trial date due to illness, the court must suspend the proceedings until it becomes possible for the witness to appear, except when the court deems it appropriate to examine the witness on a day other than the trial date.

犯罪事実の存否の証明に欠くことのできない証人が病気のため公判期日に出頭することができないときは、公判期日外においてその取調をするのを適当と認める場合の外、決定で、出頭することができるまで公判手続を停止しなければならない。

Article 314, paragraph (4)

Prior to suspending the trial pursuant to the preceding three paragraphs, the court must hear the opinion of a medical doctor.

前三項の規定により公判手続を停止するには、医師の意見を聴かなければならない。

Article 315第三百十五条

Article 315, paragraph (1)

When one of the judges has been changed after the trial has been convened, the court proceedings must be renewed; provided however, that this does not apply when the court pronounces a judgment.

開廷後裁判官がかわつたときは、公判手続を更新しなければならない。但し、判決の宣告をする場合は、この限りでない。

Article 315-2第三百十五条の二

Article 315-2, paragraph (1)

If the ruling prescribed in Article 291-2 has been rescinded, the proceeding must be renewed; provided however, that this does not apply when there is no objection from the public prosecutor and the defendant or the defense counsel.

第二百九十一条の二の決定が取り消されたときは、公判手続を更新しなければならない。但し、検察官及び被告人又は弁護人に異議がないときは、この限りでない。

Article 316第三百十六条

Article 316, paragraph (1)

The proceedings conducted by a single judge of a district court remain in force, even if the case should have been tried by a panel.

地方裁判所において一人の裁判官のした訴訟手続は、被告事件が合議体で審判すべきものであつた場合にも、その効力を失わない。

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