Japan stalwart Yuto Nagatomo believes his team's mental strength will be tested like never before when they face Brazil in the round of 32 at the World Cup on Monday.The former Inter Milan fullback gave his views on the fascinating encounter in Houston as the team departed their base camp near Nashville, Tennessee, which he called "the most comfortable" he has had in his five World Cups."If we're talking about these past 10, 20 years, I think Japan have upped their level more than Brazil have," Nagatomo said. "It's not whether Brazil have upped theirs or not, I simply believe that our margi…READ FULL ARTICLE