The protagonist, Feng Jian, transmigrates to the Naruto world and is sent to Konoha alongside Kushina Uzumaki. He obtains a proficiency-grinding System and sets out to conquer the ninja world.
Kakashi: "That's the Great Fireball Technique? Then what is mine, the Lighter Technique?"
Guy: "Why are you completely fine after opening the Eight Gates?"
Third Hokage: "Of all the people I've met, Feng Jian knows the most ninjutsu and is the strongest. The title of Professor of Ninjutsu should belong to him."
Madara: "Feng Jian, I declare you the strongest in ninjutsu!"
This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.
The writing is very good, the author should not stop updating it!
What did you write? This is a bit too deliberate.