You will most likely see this naming style in the following places:
: Sites like GameFAQs or Archive.org use these tags to distinguish between the original 1.0 release and later "Greatest Hits" or "Platinum" revisions. (USA) (v1.00)
: Tools like the Pikmin 1 Randomizer require specific versions (like USA v1.00) because memory addresses for cheats and mods change between regional and versioned updates. You will most likely see this naming style
The string usually appears in the naming conventions for video game ROMs, digital backups, or technical documentation. It indicates the specific regional release and the initial software version of a file. Here is how to interpret those tags: (USA) (v1.00)