The Springboks will hold on to their number one ranking for this week, regardless of what happens in their huge game against Ireland on Saturday.
Japan head coach Eddie Jones says the frequency and severity of sanctions being handed out to players during international matches is getting out of hand.
All Blacks loose forward Ardie Savea says they need to learn how to maintain their composure better after their performance dropped off in the second half of their 25-17 win over Scotland.
South Africa's impressive win over France in Paris helped them breach the 93-point barrier in the World Rugby rankings and increase their lead over second-placed New Zealand.
All Blacks captain and lock Scott Barrett and his brother Jordie have both been ruled out of the Scotland match due to injuries.
Two late tries from the All Blacks helped them secure a 26-13 win over Ireland at a sold-out Soldier Field in Chicago on Saturday night.