%0 Journal Article %A S. Nakamura %A D. Minematsu %A T. Kitagawa %A Y. Naito %A R. Fujii %A T. hieda %A R. Miyadera %T Chocolate games that are variant of nim and interestingf graphs made by games %J Visual Mathematics %D 2012 %V 14 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VM_2012_14_2_a0/ %F VM_2012_14_2_a0