sentences:  After the 2002 MLB season, Lee left the Cubs and returned to Japan to serve as the Orix BlueWave's hitting coach for the 2003 NPB season.The manager, Hiromichi Ishige, was fired in April, and Lee was promoted to manager, becoming the first African-American manager in Japanese baseball history.On May 17, 2003, the BlueWave faced the Nippon Ham Fighters, managed by Trey Hillman, for a battle between two American managers in Japan for the first time in 28 years.