Because it is a DSi-enhanced game, regional restrictions apply differently depending on the hardware used:
The Definitive Guide to Pokémon Black Version 2: DSi Enhancement, Regional Differences, and the Peak of Generation 5 pokemon black version 2 usa europe ndsi enhancednds
Are you writing this for an , a ROM hacking forum , or a retrogaming blog ? Because it is a DSi-enhanced game, regional restrictions
Beyond game design, the title is a premier example of a Nintendo DS cartridge. This technical designation alters how the game interacts with different hardware iterations, affects regional compatibility, and introduces specific features exclusive to newer handhelds. What is a DSi Enhanced Game? What is a DSi Enhanced Game
: Allowed two-player video chat over the internet (prior to the Nintendo Wi-Fi Connection discontinuation).
The system bypasses the DSi firmware checks, treating the cartridge as a standard DS game. Nintendo DSi, DSi XL, and Nintendo 3DS Hardware