The NBP released full schedules for the Central League on Wednesday (now includes game times).
You can see the new schedules (in Japanese) at the official NPB site. Here are the direct links to each month.
And for the those that need it, here is the legend for what each of the letters stand for:
- G = Yomiuri Giants
- D = Chunichi Dragons
- S = Yakult Swallows
- T = Hanshin Tigers
- C = Hiroshima Carp
- YB = Yokohama Bay Stars