Select the same player in All Star Mode[edit]
In All Star Mode, point at the Cent or Penny league on the team selection screen. Hold 
and press 
to select. If successful, you will be able to choose the same person for multiple positions on your team. Note that this won't work for the Old Star team.
Sound check mode[edit]
In Pennant Race Mode, enter "S" as your password to enter Sound Check mode. Press 
or 
to cycle the different sounds. Press to play a sound, and to stop it.
View the ending[edit]
In Pennant Race Mode, enter ふらの as your password. If entered correctly, you will be able to watch the game's ending which is normally available after completing the Japan Series.
View any team's ending[edit]
In Exciting Mode, enter one of the passwords listed below for Player 1. For Player 2, enter: ふらの. If done correctly, you will go to the Japan Series victory screen for the chosen team.
| Team | Password |
|---|---|
| Brains | TTTTニニ |
| Bubbles | TTTTTオ |
| Caps | TTTTセセ |
| Donuts | TTTT |
| Flowers | TTTTTタ |
| Gyruss | TTTTTカ |
| Harps | TTTTタタ |
| Konami Kurotai | TTTTTア |
| Lighters | TTTTチチ |
| Old Star | TTTTヌヌ |
| Olives | TTTTTト |
| Swimmers | TTTTTキ |
| Targets | TTTTTウ |
| Walls | TTTTメメ |