Toroku arsenic disease

The Toroku region experienced severe arsenic contamination from mining operations that affected air, water, and soil throughout surrounding valleys. Health consequences were widespread and impacted many residents across multiple decades.

A metal refinery operated between 1920 and 1962, releasing arsenic-containing emissions that caused multiple deaths and widespread illness in the region. This industrial disaster became a turning point in Japan's awareness of environmental responsibility.

Medical examinations of residents since 1974 have shaped how Japan understands industrial pollution's impact on public health. This ongoing monitoring reflects a commitment to recognizing and documenting harm caused by past industrial activities.

Annual health screenings continue for affected residents, focusing on symptoms involving the nervous system, skin conditions, and respiratory problems. Visitors can learn about the situation by visiting local museums and memorial sites that document the long-term impacts and community response.

Remarkably, affected residents pursued legal action against the mining company and won significant court cases. These proceedings created groundbreaking precedents for corporate liability over environmental harm in Japan.

Location: Takachiho

GPS coordinates: 32.77750,131.35583

Latest update: December 7, 2025 19:25