Baseball s all - time home - run champion is a man named sadaharu oh , who hit 868 during a legendary career in baseball - mad japan . the national team of cuba overpowered the baltimore orioles of the us major leagues 12 - 6 in a 1999 exhibition game . american baseball became a full medal sport in barcelona in 1992 棒球历史上个人的本垒打纪录868支是由传奇性的华裔日籍球员王贞治sadaharu oh在日本这个极其热爱棒球的国家中创下的，而美国职业棒球大联盟的劲旅巴尔的摩金莺队baltimore orioles在1999年的一场表演赛中曾以6 - 12负于古巴国家队。
