Semifinals
The semifinals pitted the first-place team of each division against the second-place team of the other division. Thus, Japan (3-0) played against Korea (2-1), which had a tied record with the United States (2-1) but had lost in head-to-head competition against them. The first-place Americans played against Puerto Rico (2-1).
Game 1, 26 September
| Rank | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | R | H | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| White #2 | South Korea | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 6 | |
| Blue #1 | Japan | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 5 |
Game 2, 26 September
| Rank | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | R | H | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blue #2 | Puerto Rico | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 9 | |
| White #1 | United States | 4 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | x | 7 | 8 |
Read more about this topic: Baseball At The 1988 Summer Olympics