Complex sentence: He has played in MLB for the Oakland Athletics, Atlanta Braves, Milwaukee Brewers, San Diego Padres and Tampa Bay Rays, and in Nippon Professional Baseball for the Hanshin Tigers.
Split into simpler sentences: He has played in Major League Baseball (MLB) for the Oakland Athletics, Atlanta Braves, Milwaukee Brewers, Tampa Bay Rays, and San Diego Padres. Conrad has also played in Nippon Professional Baseball for the Hanshin Tigers.