"Playing at Emirates Stadium and giving all my heart to Arsenal makes me feel very happy," Nasri told his personal website. "I've been able to see in the last few weeks the passion that surrounds the club. It's a family.
"I'm delighted and hopeful this will be a good season. I've been able to get to know my team-mates during the preparation.
"Besides, I love the way Arsenal play and the team-spirit as well. All the young players appreciate each other and you can feel it on the pitch."