A stealth game is a type of video game in which the player primarily uses stealth to avoid or overcome opponents. Games in the genre typically allow the player to remain undetected by hiding, sneaking, or using disguises. Some games allow the player to choose between a stealthy approach or directly attacking antagonists, but rewarding the player for greater use of stealth. The genre has employed espionage, counter-terrorism, and rogue themes, with protagonists that are special forces operatives, special agents, secret agents, thieves, ninjas, or assassins. Some games have also combined stealth elements with other genres, such as first-person shooters and also platformers.

Tenchu: Stealth Assassins is a 1998 stealth video game developed by Acquire for the PlayStation. The debut entry in the Tenchu series, it was published in Japan by Sony Music Entertainment Japan, and by Activision in the West. Following Rikimaru and Ayame of the Azuma ninja clan as they complete missions for their employer Lord Gohda in Sengoku-era Japan, the gameplay involves the player guiding their chosen character through missions, the aim being to remain undetected while either avoiding or quietly killing enemies.