Toukon Retsuden 4 Cheats...
All bonus wrestlers
Press L, X, A(5), R when "Press Start" appears at the title screen.
Antonio Inoki
Press L, X, Y, A, B, X, Y, R when "Press Start" appears at the title screen.
Heel version of great Sasuke
Press L, X, A, Y, B, X, A, R when "Press Start" appears at the title screen.
Masa Saito
Press L, X, Y, A, X, Y, A, R when "Press Start" appears at the title screen.
Riki Choshu
Press L, X, Y, B, X, Y, B, R when "Press Start" appears at the title screen.
Seji Sakaguchi
Press L, X, B, X(2), B, X, R when "Press Start" appears at the title screen.
Tanaka (ring announcer)
Press L, X, Y, X(2), Y, X, R when "Press Start" appears at the title screen.
Tiger Hattori (referee)
Press L, X, A, X(2), A, X, R when "Press Start" appears at the title screen.