Default Controls
← → ↑ ↓ = Directions
A = Z
B = X
Mode = Right Shift
Start = Enter
About the Great Baseball (Japan) SEGA Master System (PSX) Online Game
Hey there! Ready to play some classic baseball on the SEGA Master System? Great Baseball (Japan) is a fun and fast-paced sports game where you can step up to the plate and swing for the fences. No need to download anything – just click the play button and start hitting home runs in your browser for free. Challenge your friends or try to beat your own high score. Get ready to experience the excitement of baseball right at your fingertips. Have fun playing!