If you prefer the classic experience, most characters are unlocked by beating with different fighters.
If you prefer to earn the roster, Tekken 3 follows a specific order where beating Arcade Mode with a new character unlocks a specific hidden fighter. Tekken 3 All Characters Unlocked Download Psx
The standard way to expand your roster is by completing with different characters. Arcade Mode Unlocks If you prefer the classic experience, most characters
If you are not using a pre-saved memory card file, the characters must be unlocked through specific gameplay milestones: If you prefer the classic experience