Cases

The Hateruma Election Case (1993) β€” Equality of Suffrage

Introduction The Hateruma Election Case (Hateruma Senkyo Soshō, Saiko Saibansho, Grand Bench, June 23, 1993) is a landmark Japanese constitutional decision on the principle of equality of suffrage …

japan πŸ“‚ cases Jul 7, 2026

The Itai-Itai Disease Case (1972) β€” Environmental Tort and Corporate Liability

Introduction The Itai-Itai Disease Case (Toyama District Court, June 30, 1971; Nagoya High Court, August 9, 1972) is one of the “Big Four” landmark pollution disease cases that transformed …

japan πŸ“‚ cases Jul 7, 2026

The Minamata Disease Cases (1973) β€” Corporate Responsibility for Industrial Pollution

Introduction The Minamata Disease Cases (Kumamoto District Court, March 20, 1973; Fukuoka High Court, February 6, 1975; affirmed by the Supreme Court, December 13, 1976) represent one of the most …

japan πŸ“‚ cases Jul 7, 2026

The Mitsubishi Jushi Case (1973) β€” Horizontal Application of Constitutional Rights

Introduction The Mitsubishi Jushi Case (Mitsubishi Heavy Industries Case, Saiko Saibansho, Grand Bench, December 12, 1973) is the leading Japanese authority on the horizontal application (indirect …

japan πŸ“‚ cases Jul 7, 2026

The Nagayama Case (1983) β€” Standards for the Death Penalty in Japan

Introduction The Nagayama Case (Saiko Saibansho, Grand Bench, July 8, 1983) is the Supreme Court of Japan’s most important judgment on the standards for imposing the death penalty. The case …

japan πŸ“‚ cases Jul 7, 2026

The Open Housing Cases (1995) β€” Discrimination and the Right to Housing

Introduction The Open Housing Cases (Ōpun Hājingu Jiken) β€” a series of decisions culminating in the Osaka High Court judgment of July 11, 1995 β€” represent the most significant Japanese judicial …

japan πŸ“‚ cases Jul 7, 2026

The Saiban-in (Lay Judge) System β€” Fundamental Case Law

Introduction The Saiban-in Seido (Lay Judge System) is Japan’s system of citizen participation in criminal justice, introduced by the Act on Participation of Lay Judges in Criminal Trials …

japan πŸ“‚ cases Jul 7, 2026

The Sunagawa Case (1959) β€” US-Japan Security Treaty and the Political Question Doctrine

Introduction The Sunagawa Case (Saiko Saibansho, Grand Bench, December 16, 1959) is the foundational Japanese authority on the political question doctrine and the justiciability of treaties under the …

japan πŸ“‚ cases Jul 7, 2026
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