Yonkoma 12x12 analysis board — free online analysis
About Yonkoma 12x12
Yonkoma on a 12x12 board: slide your checkers towards the enemy pair, and never complete a crosscut.
Analyse Yonkoma 12x12 (Mark Steere's game of four checkers, 12x12 board) positions on a free online board: set up any position, explore the variations and share them. Play Yonkoma 12x12 online for free on PlayStrategy.