Shark Treasure

Shark Treasure or Kaitei Takara Sagashi is an arcade game set at sea. The player controls a ship and diver. The ship floats on the water, and at the right time, the diver descends into the water. The diver has to watch out for sharks, and has harpoons for hunting. The diver descends to the bottom of sea to get the treasures, then he needs to get back on board the boat. The game uses monochrome graphics.