Kaitei Takara Sagashi

In Kaitei Takara Sagashi, Use the 2-way joystick to direct the boat across the surface of the ocean, then press the button to lower the diver down to the bottom of the ocean while watching out for the sharks swimming across the screen. During this time, you can hold the button to pause the diver's descent and push the joystick in either direction to fire a harpoon at the sharks for 30-300 points apiece. Once the diver has reached the bottom of the ocean, push the joystick in either direction to make him walk towards either of the two treas...