Yuhikaku's Statutes and Precedents for Professionals


The definitive Roppo (the six Japanese codes of laws) with precedents for the legal practitioner. 379 essential laws and decrees, and around 13,900 carefully selected precedent summaries.

The definitive Roppo (the six Japanese codes of laws) with precedents for practitioners. Pertinent precedent summaries have been systematically classified and organized under clear headings.

Contains a rich abundance of legal texts for reference based on the Complete Roppo published by Yuhikaku, the byword for statute books.

Roughly 13,900 carefully selected precedent summaries. Carries helpful related information of all kinds as hints for precedent study and research, including references to the Hanrei Hyakusen Series (The 100 Selected Precedents Series) and commentaries on important precedents that are attached to the precedent summaries.

Features of the Reiwa 6 (2024) Edition
Contains information on important legal amendments, such as in the Individual Number Act, the Immigration Control Act, the Civil Code, the Civil Execution Act, the Penal Code, the Code of Criminal Procedure, the Unfair Competition Prevention Act, and others. New contents include the Freelance Transactions Optimization Act, the Act on Punishment of Photography, etc. of Sexually Explicit Images, and the Act on the Promotion of Understanding for LGBT.

The JapanKnowledge edition has been designed for ease of movement within pages and to refer to precedents and other material, with a button to display legal texts for reference in the main text screen and two-way links between precedents and texts, as well as a table of contents for each law or regulation name. A link to the overall table of contents is also displayed at the top of each law or regulation name. Quick access to other laws and regulations is also enabled.

Up to date as of: September 1, 2023

Representative Editors: Saeki Hitoshi, Omura Atsushi, Dogauchi Hiroto, Araki Takashi

Contents information

Original books 有斐閣 判例六法Professional 令和6年版
Publication date November 22, 2023
Number of volumes Twe volumes
Book price ¥7,040 (Pre-tax price ¥6,400+tax10%)
Release date August 9, 2022 (Reiwa 4 (2022) Edition)
Number of entries 9,139 entries
Number of characters 18,564,500 characters
About search
Frequency of update Annually
Available services
(as of April 2024)