This means there is no official "English ROM" in existence. You cannot purchase the game in English on the Nintendo eShop, nor were physical English cartridges ever manufactured.
Look for the game on the Nintendo eShop. Games available digitally can often be downloaded directly. cardfight vanguard 3ds english rom
First, check if there was an official English release of the game. Many games in the series were released in Japan and later translated for Western audiences. This means there is no official "English ROM" in existence
Game Detail * Platform: 3DS. * Genre: Strategy » Turn-Based » Card Battle. * Developer/Publisher: FuRyu. * Release: April 11, 2013... GameFAQs Show all Ride to Victory (2013): Focuses on the early seasons of the anime, up to the end of the Asia Circuit (Limit Break era). Lock on Victory (2014): Covers the Link Joker arc, including the "Lock" mechanic. Stride to Victory (2016): The most advanced of the three, incorporating the "Stride" and "G-Unit" mechanics from the G-series anime. Reddit +5 Show more English Translation Status Official Localization Games available digitally can often be downloaded directly