England ran in six tries for a 39 – 10 victory against the 14 men of Argentina to make it three bonus-point wins from three and guaranteed themselves a place in the 2019 Rugby World Cup quarter-finals.
With Tomas Lavanini sent off early for an illegal tackle on captain Owen Farrell England cut loose, first-half tries from Jonny May, Elliot Daly and Ben Youngs establishing a 12-point lead.
George Ford, Luke Cowan-Dickie and the returning Jack Nowell added tries of their own in a more subdued second half in Tokyo.
The defeat puts the Pumas out of the tournament at the group stage for the first time in 16 years.
England built on the matches against Tonga and the USA for the win against Argentina.
A victory against France in a week’s time will set the English up for a quarter-final against Australia who moved to the top of Pool D when the beat Uruguay earlier on Saturday.