Genma
Keywords: Books & Publications
Genma refers to Genma Saotome (早乙女 玄馬 Saotome Genma), father of Ranma Saotome (早乙女 乱馬 Saotome Ranma) of the manga/anime Ranma 1/2.
Genma Saotome is a general scoundrel who often cheats in his games of Shogi and Go in ridiculously humorous ways.
Common:
variations of 'distract, then switch the board around' resubstituting pieces, or rearrangement 'that wasn't there, was it?'
etc.