noun
Joint Staff Office
The central coordinating body of the Japan Self-Defense Forces, overseeing joint operations across ground, maritime, and air branches.
統合幕僚監部は防衛省に置かれている。
The Joint Staff Office is located within the Ministry of Defense.
Compound of 統合 (tōgō, 'unified') + 幕僚 (bakuryō, 'staff') + 監部 (kanbu, 'supervisory department'). The term was established with the reorganization of Japan's defense structure.