Tenchu: Fatal Shadows is an action-adventure stealth video game developed by K2 LLC and published by FromSoftware in Japan and Sega in North America and Europe for the PlayStation 2 in 2004. The PlayStation Portable version of the game, Tenchu Kurenai Portable, was released in Japan in 2010.
- Genre: Action-adventure, Stealth
- Platform: Sony PlayStation 2, Sony PSP
