If your PS Vita is modified (running custom firmware), you can bypass the grind by downloading a completed save file and importing it.
Users frequently report that downloaded saves "don't work" on PSV. Here are the real reasons: tekken 3 all characters unlocked save file psv work
One of the most sought-after features in Tekken 3 is having all characters unlocked. By default, players have access to a limited roster, with the rest of the characters locked behind specific conditions or achievements. For players looking to skip the grind and get immediate access to the entire cast, a save file with all characters unlocked is the ultimate solution. If your PS Vita is modified (running custom
: Beat Arcade Mode with all other characters (including hidden ones), then highlight Eddy Gordo and press Start or Triangle . By default, players have access to a limited
Tekken 3, released in 1998, is a legendary fighting game developed and published by Namco. The game was initially released for the PlayStation console, but its popularity led to ports on various platforms, including the PlayStation Vita (PSVita) through the PlayStation Store. The PSVita version, however, requires a save file hack to unlock all characters.