Yomawari (Yomawari: Night Alone) is a Simulation, Survival-Horror, and Single-player video game developed by Nippon Ichi Software for various platforms. Through all the adventure, the player takes on the role of an unnamed protagonist, and the primary mission is to explore the city for the discovery of his/her dog as well as an elder sister.

The game offers the player to use several items such as stones, money, and shovel according to the needs. Stones serve as landmarks; the shovel is to dig up specific spots such as sand, and money as virtual currency for purchasing goods.

When a monster is nearby the player, the heartbeat system alerts him by making the moves slower and limiting his actions. The player can hide in bushes and wait for the monsters to go away. The monsters rely on the sound that a player makes, and if the monsters judge the moves perfectly, it will cost at the end of the game.