| Pacificplayoffsleft: | yes |
| Secondstage: | yes |
| Year: | 2007 |
| Stage1champion: | Chiba Lotte Marines (2) |
| Stage1champion Games: | 76–61–7 (.555), 2 GB |
| Stage1runnerup: | Fukuoka SoftBank Hawks (1) |
| Stage1runnerup Games: | 73–66–5 (.525), 6 GB |
| Date1: | October 8–10 |
| Stage2champion: | Hokkaido Nippon-Ham Fighters (3) |
| Stage2champion Games: | 79–60–5 (.568), 2 GA |
| Stage2runnerup: | Chiba Lotte Marines (2) |
| Stage2runnerup Manager: | Bobby Valentine |
| Stage2runnerup Games: | 76–61–7 (.555), 2 GB |
| Date2: | October 13–18 |
| Mvp: | First Stage: Saburo Omura (Lotte) Second Stage: Yu Darvish (Nippon-Ham) |
| Previous Series: | 2006 Pacific League Playoffs |
| Previous Year: | 2006 |
| Next Series: | 2008 Pacific League Climax Series |
| Next Year: | 2008 |
The 2007 Pacific League Climax Series (PLCS) consisted of two consecutive series, Stage 1 being a best-of-three series and Stage 2 being a best-of-five. The winner of the series advanced to the 2007 Japan Series, where they competed against the 2007 Central League Climax Series winner. The top three regular-season finishers played in the two series. The PLCS began on with the first game of Stage 1 on October 8 and ended with the final game of Stage 2 on October 18.