Undercover in Konoha, Part-Time Hokage

"Three years and another three years, I'm almost the Hokage's assistant, Boss!"

"Then go 'handle' Hokage Tsunade. If you succeed, I'll give you the Raikage position."

"Huh? Alright, I'll do it!"

Good news: I transmigrated to Konoha Village. Bad news: I'm a spy embedded by the Cloud Village.

Just then, Hanyu awakened the Ninja Lexicon System.

Obtained Tsunade's S-rank entry 'Rebellious Disciple', gaining the Sage Body and possessing a Six Paths level physique.

Obtained Kaguya Otsutsuki's S-rank entry 'World Modulation Mode', gaining ownership of Amenominaka.

Obtained Kakashi Hatake's S-rank entry 'Fifty-Fifty', becoming invincible for a certain period.

Derived the A-rank entry Fifth Raikage, upgraded to the S-rank entry 'Hentai Raikage', possessing infinite stamina and chakra.

Derived the A-rank entry Fifth Hokage, upgraded to the S-rank entry 'Strongest Hokage', gaining Blood Net level Fire Style ninjutsu.

PS: A relaxed and invincible style. Already have a great quality Naruto fanfiction of 1.4 million characters, feel free to read.