Similar to 第55回全国社会人ラグビーフットボール大会

K-1 PREMIUM 2003 Dynamite!!

Pride Total Elimination 2003

Pride Final Conflict 2003

Pride Shockwave 2003

Pride 25

Pride 26

Pride Bushido 1

2003 Asian Winter Games

Curling at the 2003 Asian Winter Games

2003 Asian Baseball Championship

2003–04 Asia League Ice Hockey season

2003 in sumo