The Poles had to come from a set down to beat Canada 3-1 in Toyama, eventually making it over the line with a 23-25, 25-15, 25-19, 25-19 victory.

For the Americans, their winning run continued with a straight sets success over strugglers Venezuela in Osaka, 25-18, 25-16, 25-20.

The US sit on top of the round robin group having only dropped a single set so far with Poland, who have dropped six, having to make do with second.

Elsewhere, Olympic champions Russia moved their record to five wins and one defeat with a straight sets success over Australia in Toyama.

They came through 26-24, 25-16, 25-18 to sit third in the standings.

Italy have the same record as Russia and are one spot behind in fourth after a 3-0 win over Iran, 25-19, 25-23, 25-21 in Osaka.

Elsewhere, Tunisia and Egypt are still searching for their first World Cup wins after both fell to sixth successive defeats.

The Tunisians went down to hosts Japan in Osaka, 25-21, 25-19, 25-19, while Egypt fell to Argentina, 25-18, 25-19, 25-21, in Toyama.

The World Cup serves as a qualifying tournament for next year's Rio Olympics with the top two countries at the end of the round robin sealing their berths.

There they will join Brazil, who automatically qualify as the host nation.

All 12 countries will play each other once across six cities in Japan, with tomorrow's action pairing the US and Iran, Italy and Tunisia and Japan and Venezuela in Osaka.

In Toyama, Egypt will play Poland, Canada play Russia and Argentina meet Australia.



Related stories
Septemner 2015: US and Poland remain unbeaten as Canada win record-breaker at FIVB Men's World Cup
September 2015: United States sweep aside Italy to maintain perfect start to men's FIVB World Cup
September 2015: Italy recover from shaky start to record third victory at FIVB Men's World Cup
September 2015: Japan slip to first defeat at FIVB Men's Volleyball World Cup
September 2015: United States claim early lead after day one of FIVB Volleyball Men's World Cup