According to the (the most authoritative source), Naruto Shippuden Season 1 contains 32 episodes .
If you only watch 8 episodes and think you finished Season 1, you have missed the climax of the arc. how many episodes are there in naruto shippuden season 1
A common mistake is thinking that Season 1 includes the "Kakashi Gaiden" (Kakashi’s backstory). It does not. Those episodes (Episodes 119–120 of Shippuden ) aired much later in Japan as a flashback. Do not skip ahead looking for them. According to the (the most authoritative source), Naruto