Seventeen goals were scored in four games on Monday, as Japan began its Women's World Cup defense in victorious fashion.
Reigning champion Japan and a perennial contender in the form of the United States both started their Women's World Cup campaigns with a win, as Cameroon smashed six goals past Ecuador.
On a high-scoring day in Canada, two of the four matches on Monday saw six goals scored, while Megan Rapinoe notched a brace in USA's 3-1 victory over Australia.
Japan, which defeated the USA on penalties to lift the 2011 World Cup, needed just one goal to overcome Switzerland.