1998 AUTOBACS CUP ALL JAPAN GT CHAMPIONSHIP
SUZUKA GT300km
3.21sat 22sun - SUZUKA CIRCUIT
ALL JAPAN FUJI GT RACE
5.2sat 3sun - FUJI SPEEDWAY
Hi-land GT CHAMPIONSHIP
6.27sat 28sun - SENDAI HI-LAND RACEWAY
JAPAN SPECIAL GT CUP
8.8sat 9sun - FUJI SPEEDWAY
MOTEGI GT CHAMPION RACE
9.12sat 13sun - TWIN RING MOTEGI
CP MINE GT RACE
10.10sat 11sun - CP MINE CIRCUIT
SUGO GT CHAMPIONSHIP
10.24sat 25sun - SPORTS LAND SUGO
NICOS CUP GT ALL STAR
11.15sun - TI CIRCUIT AIDA