Defeat 20 enemies with headshots

You've cleared Final Chapter.

You've acquired S Rank in "Battle Between the Sage God".

You can now use Jiraiya, Tsunade and Orochimaru.

You've cleared Chapter Four.

You've cleared Chapter Three.

You've acquired S Rank in "Showdown Between Best Friends".

You've acquired S Rank in "Forbidden Fury".

You can now use members of Naruto's generation.

You've acquired S Rank in "Sakura Dances".

You've acquired S Rank in "Sand and Art Blast".

You've acquired S Rank in "The Bell-Stealing Drill".

Complete the campaign on any difficulty.