When did construction begin on the stadium that hosted the K-1 World Grand Prix 2003 Final?
K-1 World Grand Prix 2003 Final: K-1 World Grand Prix 2003 Final was a kickboxing event promoted by the K-1 organization. K-1 World Grand Prix 2003 Final:  The event was held at the Tokyo Dome in Tokyo, Japan on Saturday,December 6, 2003 in front of 67,320 spectators. Tokyo Dome:  Construction on the stadium began on May 16, 1985, and it opened on March 17, 1988.
May 16, 1985