Hear the dry cackling sounds surrounding you in the dark… Can you escape from the dungeon to see the light of day again? It challenges your hearing! KOWA-OTO is a sound horror game that incorporates stereophonic sound technology for a surround sound effect to engulf players. Feel the realism of the game using your headphones. NOTE: This game requires headphones or earbuds. ※iPhone 3GS or iPhone 4 OS 4 highly recommended