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Japanese chemical company, known for the Minamata disease incident.

Last updated August 26, 2026

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First read
Nov 4, 2026
Latest read
Nov 4, 2026

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Overview

Chisso is a historic Japanese chemical company founded in 1906, initially producing fertilizers and later expanding into chemicals and electronic materials. The company is notorious for causing Minamata disease by discharging mercury-contaminated wastewater in the 1950s-1960s.

Products and positioning

A long-established Japanese chemical company, once an industry giant, later suffered reputational damage due to environmental issues.

Product categories. Fertilizers · Chemicals · Electronic materials

Controversies

  • 1973

    Chisso admits responsibility for Minamata disease

    Chisso公司正式承认其排放的汞废水导致水俣病,并同意赔偿受害者。

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