The easing or reduction of tension between parties. Used for international relations, intergroup or interpersonal tensions; a formal four-character idiom.
両国の首脳会談は地域の緊張緩和に寄与した。
The summit between the two leaders contributed to easing regional tensions.
長年の対立の後、緊張緩和の兆しが見え始めた。
After years of conflict, signs of tension easing have begun to appear.
信頼構築が進めば、緊張緩和も可能になるだろう。
If trust-building advances, it should be possible to ease tensions.