parliamentary system; collegial system
A decision-making system where a group of people discuss and decide matters collectively, often used in legal, governmental, or corporate contexts.
In Japanese courts, important cases are tried under a collegial system.
This company has adopted a parliamentary system, and all board members decide on policies together.
Shorter form with the same meaning; 合議制度 is slightly more formal and explicit.
Compound of 合議 (ごうぎ, 'consultation, conference') and 制度 (せいど, 'system, institution').