Kazuo "Kaz" Matsui is a second baseman and switch hitter in Major League Baseball and plays for the Colorado Rockies. Prior to joining the MLB, he enjoyed a successful career with the Seibu Lions in Japan from 1995 to 2003. His best year was 2002, when he had a .332 batting average with 36 home runs as well as 36 stolen bases. With the Mets, his most notable accomplishment has been hitting home runs in his first plate appearance in each of the 2004, 2005, and 2006 seasons. Wikipedia
The definitive Wikipedia entry for Kazuo Matsui. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Kazuo_Matsui