Japanese officials kept Paris Hilton at Narita International Airport for a second day today while they decide whether she will be admitted to the country after pleading guilty to a misdemeanour drug charge in Las Vegas.

Paris Hilton was arrested in Las Vegas after a police motorcycle officer smelled marijuana smoke wafting from a vehicle driven by her boyfriend, then found a small amount of cocaine in her handbag, officials said today.

Socialite Paris Hilton took some of the spotlight away from the World Cup after she was questioned on suspicion of possession of marijuana, then had the case dropped at a midnight court hearing.

A court in South Africa dropped charges of possessing and smoking marijuana against Paris Hilton.