The South Korean national baseball team, also known as the Blue Wave, is the national baseball team of South Korea. It has participated in every edition of the World Baseball Classic (WBC), reaching the finals in 2009, and won the WBSC Premier12 in 2015. South Korea also hosted and won the Baseball World Cup in 1982, and has participated in several Summer Olympic Games.

The Japan national baseball team , also known as Samurai Japan (侍ジャパン), is the national team representing Japan in international baseball competitions. It won the World Baseball Classic in 2006, 2009, and 2023 as well as WBSC Premier12 in 2019. The team is currently ranked 1st in the world by the World Baseball Softball Confederation and is a baseball powerhouse.