Modified Piko Piko Hammer [Phenomenon] The Piko Piko Hammer game, where two people can quickly and easily determine a winner, is a very popular game. I modified this Piko Piko Hammer to ensure that only one side can win. Because it looks no different from the unmodified version, your opponent won't suspect a thing! Try to win a fierce battle, like one where you're betting on who buys dinner! [Contents] A set of special gimmicks, Japanese instruction manual