1974 Nippon Professional Baseball season

The 1974 Nippon Professional Baseball season was the 25th season of operation for the league.

Pacific League Playoff
The Pacific League teams with the best first and second-half records met in a best-of-five playoff series to determine the league representative in the Japan Series.

Lotte Orions won the series 3–0.

Japan Series
Lotte Orions won the series 4–2.