Yes, they do.
But just think about something before you ask: Why would there be a Shippuden if there was no Naruto?
Making 190 episodes with only his friends in it?
And you can too just watch Naruto and wait till you're there
Who beat sasuke in naruto shippuden?
Nope.
there is and sasuke is in
right in the start of the first chapter
no
Who beat sasuke in naruto shippuden?
It is unrevealed yet, even in the manga, if Naruto defeats Sasuke in Naruto Shippuden.
Sasuke is 16 in Naruto Shippuden. In Unleashed he is 12. Also Naruto and Sakura are 16 in Shippuden and in Unleashed they are 12.
For right now, there is details that have been released that Naruto will kill Sasuke in Naruto Shippuden.
It has not yet been confirmed who Sasuke ends up with in Naruto Shippuden.
Yes, Sasuke does show up in Naruto Shippuuden.
Nope.
there is and sasuke is in
She has feelings for both Naruto and Sasuke. But mostly Sasuke.
right in the start of the first chapter
Yes, but only of the next Naruto Shippuden game's storyline goes to the Sasuke & Sai arc!
Naruto and Sakura have found sasuke in naruto shippuden episode 50 but he leaves with Orochimaru. Naruto also finds Sasuke in the naruto shippuden movie Bonds. Later naruto, sakura, and kakashi confront Sasuke after Sasuke's fight with Danzo.