Default Controls
← → ↑ ↓ = Directions
Z = A, X = B
A = X, S = Y
D = L, C = R
Enter (↵) = Start
Shift = Select
About the GB Genjin (Japan) Gameboy (GB) Online Game
Hey there! Welcome to play GB Genjin (Japan) online for free in your browser. This classic Gameboy game lets you control a prehistoric caveman as he embarks on an adventure to save his girlfriend. Use your club to defeat enemies and overcome obstacles in this fun platformer. Simply click the play button and start enjoying this retro game instantly. No downloads or installations required. Have fun playing GB Genjin (Japan) now!
