| Console: | Sega Game Gear |
| TV Standard: | Region Not Set |
| Developer(s): | Sega |
| Publisher(s): | Sega |
| Release Date: | 1991-01-26 |
| Co-op: | No |
| Type: | Sports |
The Pro Yakyuu '91 is a Sports game, developed and published by Sega, which was released in Japan in 1991.
Game Player of The Pro Yakyuu '91 on Sega Game GearGenerally, you can review the controls (keyboard) setting during each game in the screen before it starts. Use the arrow keys and “Z”, “X”, “A”, “S”, “Q”, “E” buttons to play, or customize yourself with your gamepad or keyboard.
| Keyboard | Controls |
| ← → ↑ ↓ | Directions for LEFT, RIGHT, UP, DOWN |
| Enter ↵ | START |
| Shift | SELECT |
| Z | A |
| X | B |
| A | X |
| S | Y |
| Q | L |
| E | R |
