Dragons bullpen blows lead as Daisuke Matsuzaka misses chance to win back-to-back starts - The Japan Times
Baseball Page 183 - The Japan Times
Physically ailing, Dice-K decides that his playing days are over
Japanese Baseball Cards: November 2021
Japan baseball history
Daisuke Matsuzaka - Wikipedia
Baseball Page 183 - The Japan Times
Japanese Baseball Cards: September 2021
Shuichi Murata - Wikipedia