If you looking at union then its the New Zealand All Blacks as they ARE statistically number 1 in the IRB rankings
The Japanese Team do
The dertiest rugby union in the world is the French
Italy have never won the Rugby World Cup.
the total teams is 103 registered with World Rugby (as of 2017)
Romania participated at seven Rugby World Cups.
The measure of a rugby team is their performance in the World Cup. The national rugby team of Scotland has appeared in this tournament four times. Their best result was fourth place.
All Blacks rugby team is from New Zealand. All Blacks rugby team doesn't compete in the World Cup, but it has competed in the Churchil Cup and in the Pacific Nations Cup.
There was no Rugby World Cup in 2000. There was one in 1999 won by Australia and the next was in 2003 and won by England.
They are the best team in the world obviously