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nongovernment organization (organisation); NGO
彼は民間団体に加わった。
He joined a nongovernment organization.
民間団体が被災地に支援物資を届けた。
Nongovernment organizations delivered relief supplies to the disaster-stricken area.
政府は農村医療改善のため民間団体と連携した。
The government partnered with nongovernment organizations to improve rural healthcare.