In Konoha, I Can Change Classes Without Limit and Become the Strongest

In Year 60 of Konoha, Uchiha Shiya transmigrates into the Hokage world and awakens an Infinite Class Change System.

Farmer, lumberjack, hunter, Genin...

Scythe wielder, hand-axe soldier, archer, Chunin...

Reaper, dual-axe berserker, arrow god, all-around Jonin...

With the System at his side, he can change classes without limit.

If he does something, he does it to the utmost.

He becomes the strongest in every class, awakens his exclusive Kekkei Genkai, the Rinnegan, and achieves the rank of God of War.

Hiruzen Sarutobi: "My ninjutsu is like a pile of crap in front of Uchiha Shiya."

Madara Uchiha: "I, Madara Uchiha, am willing to call Shiya the strongest!"

Otsutsuki Kaguya: "The Ten-Tails is like a plaything in Uchiha Shiya's hands!"

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.