kanchoEtymologyFrom Japanese カンチョー (kanchō), from 浣腸 (“enema; to give an enema”), from 浣 (“to wash, washing”) + 腸 (“bowels”).kancho means A prank among children in East Asia in which one's fingers form the shape of a gun and one tries to ram them into the anal region of an unsuspecting person. Lexicurio rates it Rare gem — a strength score of 84 out of 100.nounA prank among children in East Asia in which one's fingers form the shape of a gun and one tries to ram them into the anal region of an unsuspecting person.