とびこめ！さきもの！(Take a Plunge! Futures Trading!)

The players are shrewd speculators. Let's make money in the futures market by using the information you have obtained through special channels. Buy the grains which are likely to rise in value while watching other speculators' moves. Their real values will be revealed only at the time of settlement. The player with the highest capital at the end of the game wins.

—description from the designer