Japan will face a tough task containing Senegal's speedy, skillful attacking players in its next World Cup clash, left back Yuto Nagatomo said Wednesday.

A day after Samurai Blue's surprise 2-1 win over 10-man Colombia in Saransk, the squad has turned its attention to the Africans, who beat pre-tournament Group H favorite Poland 2-1 following Japan's match.

Members of the squad watched footage of the game featuring their remaining group-stage opponents at Moscow's Spartak Stadium prior to Wednesday's training session at the Samurai Blue camp in Kazan.