noun
ping-pong diplomacy
Refers to the exchange of table tennis players between the US and China in the early 1970s, which helped thaw relations. Used in historical and political contexts.
ピンポン外交は米中関係の改善に役立った。
Ping-pong diplomacy helped improve US-China relations.
From English 'ping-pong' and 外交 (diplomacy), referring to the 1971 table tennis exchanges between the US and China.