Japan Compliance

Legal Insights for Business Professionals

Joinder of Parties (Kyōdō Soshō) in Japanese Civil Litigation: When Can or Must Multiple Plaintiffs/Defendants Be Grouped?

Litigation frequently involves more than a simple one-on-one dispute; multiple plaintiffs may have similar grievances against a single defendant, a single plaintiff might have claims against several defendants, or various combinations thereof. Japanese civil procedure accommodates such multi-party scenarios through the doctrine of "Joinder of Parties" or "
9 min read

Party Disposition (Shobunken-shugi) vs. Adversarial Principle (Benron-shugi) in Japan: How Do They Shape Litigation?

The procedural architecture of any legal system dictates how disputes are initiated, fought, and resolved. In Japan, civil litigation is profoundly shaped by two fundamental, interconnected principles: the Principle of Party Disposition (shobunken-shugi) and the Adversarial Principle, often more precisely termed the Principle of Party Presentation (benron-shugi). These doctrines place
9 min read

The "Principle of Free Evaluation of Evidence" (Jiyū-Shinshō-Shugi) in Japan: How Does It Impact Your Case Strategy Compared to Common Law Systems?

The process of fact-finding is the bedrock of any judicial decision. In Japan, the cornerstone of how judges determine facts in civil litigation is the "Principle of Free Evaluation of Evidence" (自由心証主義 - jiyū-shinshō-shugi). This principle grants judges considerable latitude in assessing the probative value of evidence, a
8 min read

Expert Witnesses in Japanese Civil Courts: What Is Their Precise Role, How Are They Appointed, and Can Parties Submit Their Own Expert Reports?

In an era of increasingly complex litigation, from intellectual property disputes involving cutting-edge technology to intricate financial or medical malpractice cases, the need for specialized knowledge in the courtroom is undeniable. Japanese civil courts, like those in many other jurisdictions, rely on expert witnesses to navigate these complexities. However, the
8 min read