Tekken 4

Play as Eddy Gordo
Successfully complete the game in story mode with Christie Monteiro. Then, highlight Christie and press RP (Triangle) at the character selection screen. Eddy Gordo plays exactly like Christie.

Play as Miharu
Successfully complete the game in story mode with Ling Xiaoyu . Then, highlight Ling Xiaoyu and press RK (Circle) at the character selection screen. Miharu looks like Ling in her schoolgirl outfit from Tekken 3 and Tekken Tag Tournament and plays just like her.

Play as Ling Xiaoyu in school uniform
Successfully complete the game in story mode with Ling Xiaoyu. Then, highlight Ling Xiaoyu and press RP (Triangle) at the character selection screen.

Play as Panda
Highlight Kuma at the character selection screen, then press RP (Triangle) or RK (Circle).

Play as Violet
Highlight Lee at the character selection screen, then press RK (Circle).

Dojo stage
Successfully complete the game in Tekken Force mode to unlock the Dojo stage.

Theater mode
Successfully complete the game in story mode to unlock theater mode.

Ranking password
Successfully complete Time Attack, Survival, Tekken Force, or Training mode. Hold Square + Triangle and press Up/Right to display a password that corresponds to your rank.