Secrets List:
Complete the races listed below to unlock the corresponding automobiles.
Beginner League:

Sunday Cup -- Toyota Sprinter Trueno GT-Apex (AE-86 Type I)
Clubman Cup -- Mazda Eunos Roadster
FF Challenge -- Toyota Vitz RS 1.5
FR Challenge -- Nissan Silvia K"s 1800cc
MR Challenge -- Toyota MR-S S Edition
4WD Challenge -- Suzuki Alto Works Suzuki Sports Limited
Lightweight K Cup -- Mini Cooper 1.3i
Stars and Stripes Grand Championship -- Chevrolet Camaro SS
Spider/Roadster Cup -- Mazda Miata Roadster RS
80"s Sports Car Cup -- Mazda Savanna RX7 Infini III
NA Race of NA Sports -- Honda CRX Del Sol SiR
Turbo Race of Turbo Sports -- Daihatsu Mira TR XX Avanzato R
Tourist Trophy Audi TT Race -- 4 cars, Audi TT 1.8T Quattro
Legend of Silver Arrow Mercedes Benz -- Mercedes SLK 230 Kompressor


Altezza Race -- 4 cars, Toyota Celica SS-II

Vitz Race -- 4 cars, Toyota Vitz RS 1.5

Type R Meeting -- 4 cars, Honda Civic SiR-II

Evolution Meeting -- Mitsubishi Lancer Evolution IV GSR

Beetle Cup -- 4 cars, Volkswagen New Beetle RSi

Grand Turismo World Championship -- 4 cars, Toyota Celica GT-Four, Mitsubishi Lancer Evolution VI GSR, Mazda Miata, Nissan Skyline GTR V-spec II

Get all Golds -- Mitsubishi Lancer Evolution V GSR

Amateur League:
Japanese Championship -- 4 cars, Mazda RX-7 Type RZ, Mitsubishi Evolution IV GSR, FTO GP Version R, Subaru Impreza WRX Sti Version VI Wagon

American Championship -- 4 cars, Subaru Impreza Sedan WRX STi Version VI, Chevy Camaro Race Car, Audi TT 1.8T Quattro, Mazda RX7 Type RS

European Championship -- 4 cars, Lotus Elise 190, Nissan GTR V-Spec, Gillet Vertigo Race Car, Mini Cooper 1.3i

Gran Turismo World Championship -- 4 cars, Nissan C-West Razo Silvia, Nissan Z Concept car, Toyota GT1 Road Car, Mazda RX8

Deutsche Tourenwagen Challenge -- 4 cars, Volkswagen Lupo Cup Car, Volkswagen Beetle Cup Racer, Astra Touring Car, RUF 3400S

FF Challenge -- Celica TRD Sports M
FR Challenge -- Toyota Sprinter Trueno GT-Apex Shigeno Version
MR Challenge -- Honda NSX Type S Zero
4WD Challenge -- Mitsubishi Lancer Evolution VII GSR
Stars