2004 Nippon Professional Baseball realignment
... that the only player strike in Japanese professional baseball history occurred during the 2004 Nippon Professional Baseball realignment and lasted for two days?
... that the only player strike in <a href="./Professional_baseball_in_Japan" id="mwBzw" rel="mw:WikiLink" title="Professional baseball in Japan">Japanese professional baseball</a> history occurred during the <b id="mwBz0"><a href="./2004_Nippon_Professional_Baseball_realignment" id="mwBz4" rel="mw:WikiLink" title="2004 Nippon Professional Baseball realignment">2004 Nippon Professional Baseball realignment</a></b> and lasted for two days?