This paper documents the technical differences in the Japanese executable of GTA: Vice City (SLPM-65249) compared to the US/EU versions. It explains how researchers can legally obtain and run this version today using original hardware (Sony PlayStation 2 with Japanese console or modchips that are legal in some regions) or by creating clean backups from legally owned discs. The paper avoids advocating for piracy and instead describes emulation as a preservation tool under fair use provisions in Japan.
: Many professional speedrunners prefer the Japanese version because it is "Haitian-friendly". The mission scripts were modified to remove specific offensive lines/objectives, which accidentally enabled certain "instapasses" (mission skips) not possible in the original US or EU versions. Technical Fixes
The Japanese release of Grand Theft Auto: Vice City , published by
: In one of the most famous changes, the explicit posters and polaroids of Candy Suxxx found in Diaz’s mansion were replaced with high-resolution photos of creepy-looking kittens and flowers .
Finding a digital "download" for the original 2004 Japanese PC release is difficult as it is no longer sold on modern storefronts like Steam. Grand Theft Auto: Vice City/Regional Differences