While Chinatsu was learning Senjutsu, events in Konoha were rapidly advancing along the original story's main plot. The Chunin Ninja Exams were fast approaching.
Naturally, Kakashi recommended all three members of his team for the Chunin Ninja Exams. Leaving aside whether Sakura could pass, Naruto and Sasuke were guaranteed to make it.
Kakashi thought, Keeping these two little monsters at the Genin level isn't a good idea. Hopefully, they'll go easy on everyone during the Chunin Ninja Exams and won't leave their fellow Genin traumatized.
In fact, if Naruto and Sasuke had enough emotional maturity and experience, Kakashi would have wanted to recommend them for Jonin. These two kids' strength was no exaggeration.
Sakura was the only member of the team who gave Kakashi any trouble. It wasn't that she wasn't talented; the other two were simply too freakishly strong by comparison.
During their downtime after a mission, Sakura walked alone through Konoha's streets, sighing every two or three steps. She radiated an aura of negativity quite different from Naruto's and Sasuke's.
"What am I supposed to do? Kakashi-sensei said I could focus on Genjutsu, but that isn't the kind of Ninjutsu where you can make a major breakthrough quickly just by studying it yourself..."
Plenty of Ninja used Genjutsu, but very few mastered it and could work wonders with it. It was also a difficult type of Ninjutsu to learn on one's own. By the time Sakura made a "big" breakthrough studying it herself, Naruto and Sasuke would have made a "big, big, big, big, BIG" breakthrough.
At that thought, Sakura let out a long, helpless sigh. Seeing that it was still early, she considered her options and decided to head home first.
"Young lady, why do you keep sighing? At such a youthful age, you should be working