Default Controls
← → ↑ ↓ = Directions
A = Z
B = X
Mode = Right Shift
Start = Enter
About the Wonder Boy (Japan) SEGA Game Gear Online Game
Hey! Ready to dive into some retro gaming fun? Play the classic Sega Game Gear game Wonder Boy (Japan) online for free in your browser. No need to download anything, just click and start playing. Enjoy the nostalgic graphics and exciting gameplay of this beloved platformer. Challenge yourself to beat the levels and save the day. Have a blast playing Wonder Boy (Japan) right now!