Fatal Frame: Mask of the Lunar Eclipse is an action game developed by Grasshopper Manufacture for PlayStation 4. The game is set on the fictional Rougetsu Island and follows the story of Ruka Minazuki, who was held captive with a group of girls on the island for unknown reasons. Years after their rescue, Ruka and two other surviving girls return to the island to uncover the truth and their lost memories.

The title of the game is derived from a ritual mask that plays a key role in the story. As with previous entries in the series, the gameplay revolves around exploring environments and fighting hostile ghosts using the Camera Obscura. The game presents a unique and immersive experience with an engaging storyline and challenging gameplay.