はしわた橋渡hashiwatashi
1.

The act of facilitating communication or understanding between two parties who may not directly engage with each other, often by standing in as a mediator or intermediary.

2.

A process of creating connections, akin to constructing a bridge, that enables interaction or negotiation between individuals or groups that have limited prior familiarity with each other.

3.

The role of an intermediary who steps in to foster relationships or negotiations between parties that might otherwise have difficulty reaching an agreement or understanding.