The 1981
Japan Series was the 32nd edition of
Nippon Professional Baseball's postseason championship series. It matched the
Central League champion
Yomiuri Giants against the
Pacific League champion
Nippon-Ham Fighters. All games in the series were played at
Korakuen Stadium, which served as the home ballpark for both teams during the regular season. This was the first time in Japan Series history that all games were played at the same stadium. The Giants defeated the Fighters in six games for their 16th Japan Series title in team history.