While originally designed for PC, the Switch version (often found in format for digital installation) adapts the gameplay for console users:
As a 2D-heavy adventure, it runs smoothly on the Switch hardware with minimal load times between scenes. Key Features Lost Lands Dark Overlord Switch NSP (RF) (eShop)
In the context of the file name you provided, typically stands for Region Free . This indicates that the software is compatible with Switch consoles from any region (US, EU, JPN), which is standard for most digital eShop releases. While originally designed for PC, the Switch version
A balanced mix of "fragmented" hidden object scenes (where you find parts of an item) and logic-based mini-games. While originally designed for PC