It looks like you’re referencing a specific title and file format: for the Nintendo Switch in NSP format.

The story revolves around a sinister, corrupting force called the and an ancient, failed ritual involving shrine maidens. Gameplay Mechanics: The Camera Obscura

Players can find and equip various film types (such as Type-14, Type-61, or Type-90) with varying reload speeds and power, alongside special upgradeable lenses that add status effects like slowing down enemies or healing the protagonist. The Wetness Meter Mechanics