訴訟・仲裁のいずれを選択すべきかの実務上の判断ポイント

Litigation Dispute Resolution Comparative Guide for the jurisdiction of Japan, check out our comparative guides section to compare across multiple countries

The modern Japanese legal system is primarily based on the civil law system, with partial modifications engrafted under the influence of the US legal system after World War 2.

The concept of damages due to misstatement has long been unfamiliar to Japanese investors.

"Any request for an extension of time . . . will be looked upon with disfavor." U.S. District Court for the Eastern District of Virginia Local Rule 7(I)...

The modern Japanese legal system is primarily based on the civil law system, with partial modifications engrafted under the influence of the US legal system after World War 2.

On December 12, 2017, the Supreme Court of Japan (Third Petty Bench) overturned the Osaka High Court's original decision ("Original Decision")...

The Act on Special Measures Concerning Civil Court Proceedings for Collective Redress for Property Damage Incurred by Consumers, under which the so-called "Japanese Class Action System" was introduced, came into force on October 1, 2016.

A sharp drop in the number of litigations and damages amounts awarded over misstatements has occurred, while broker-customer litigation has reached a record high.

International Arbitration Comparative Guide for the jurisdiction of Japan, check out our comparative guides section to compare across multiple countries

Effective August 29, 2020, the Japanese Diet has amended the Foreign Lawyers Act (the "FLA") to expand the scope of services some foreign lawyers can provide in international arbitration...

The Code is voluntary, but it will likely become an important reference point for demonstrating compliance with Article 50 of the AI Act.

The Ninth Circuit Court of Appeals vacated a preliminary injunction against Perplexity AI, determining that when an AI agent acts at a user's direction, it is the user—not the AI company—who "accesses" computer systems under federal and California computer fraud statutes. This landmark appellate decision addresses how existing computer-access laws apply to agentic artificial intelligence and has significant implications...

The European Commission has initiated infringement procedures against 20 EU Member States for failing to transpose the EmpCo Directive by the March 27, 2026 deadline. This directive aims to combat greenwashing by requiring substantiation of environmental claims and third-party certification for sustainability labels, with full implementation expected by September 27, 2026.

The European Commission has proposed replacing the EU's three core procurement directives with a single, directly applicable Regulation that would fundamentally reshape how companies compete for public contracts across Member States. The reform introduces mandatory quality criteria thresholds, embeds ESG considerations as evaluation factors, and establishes new security and European-preference provisions that could restrict participation based on ownership, supply chain exposure, and strategic dependencies.

A federal court has struck down New York's Climate Change Superfund Act, which sought to recover $75 billion from fossil fuel companies based on historical emissions. The ruling found the Act preempted by the Clean Air Act, marking the first judicial decision on state climate superfund legislation and establishing that EPA's rescission of the endangerment finding does not alter preemption analysis.

Mexico's comprehensive anti-money laundering framework has undergone a sweeping transformation through Acuerdo 115/2026, introducing mandatory risk-based methodologies, enhanced client due diligence protocols, and automated monitoring requirements. With implementation deadlines beginning March 1, 2027, obligated parties conducting vulnerable activities face compressed timelines to overhaul their compliance infrastructure while navigating heightened enforcement risks and stricter beneficial ownership thresho

France's Anti-Corruption Agency has imposed its first-ever monetary sanctions under the Sapin II Act, penalizing a company €350,000 and its president €60,000 for widespread compliance failures. The landmark decision establishes critical precedents for enforcement strategy, breach assessment timing, and personal executive liability in anti-corruption matters.

The European Commission has adopted final Guidelines on exclusionary abuses of dominance under Article 102 TFEU, introducing a "workable effects approach" that narrows presumptions while expanding guidance on objective justifications and recognizing sustainability benefits as valid efficiencies for the first time. These Guidelines replace the 2008 Enforcement Priorities Guidance and are expected to significantly impact enforcement practices across EU Member States and beyond, particularly for digital market

The user of defective goods benefi ts from several causes of action against the vendor or manufacturer.

China's Supreme People's Court has issued comprehensive judicial rules addressing artificial intelligence disputes, establishing frameworks for product liability, intellectual property rights, and data protection. These landmark opinions provide critical guidance for global companies navigating AI-related legal risks in China's evolving regulatory landscape.