noun
International Iron and Steel Institute; IISI
Organization name; refers to the International Iron and Steel Institute.
国際鉄鋼協会は鉄鋼業界の国際的な団体です。
The International Iron and Steel Institute is an international organization for the steel industry.
Compound of 国際 (international), 鉄鋼 (iron and steel), and 協会 (association).