noun
International Mobile Satellite Organization; IMSO
An intergovernmental organization that oversees certain satellite communications for maritime safety and security.
国際移動通信衛星機構は海上の安全のための衛星通信を監督している。
The International Mobile Satellite Organization oversees satellite communications for maritime safety.
The name is a direct translation of the English 'International Mobile Satellite Organization', composed of 国際 (international), 移動 (mobile), 通信 (communication), 衛星 (satellite), and 機構 (organization).