Maoyuu Maou Yuusha - Volume 1 Chapter 6, “I Choose the Route that Leads to the Other Side of the Hill

After his death, Bern awakens 10 years into the past as the third prince of Kailis, the enemy country.

It was the Great Age of Pirates, surging forward with their thousand sails unfurled.

One young man from earth ate the Goro Goro no Mi (Rumble-Rumble Fruit) and joined the Marine.

Justice vs Evil, Freedom vs Tyranny, the colliding waves between them would never cease.

But all of this…..”I couldn’t care less about!!”

At the summit of the war, surrounded by ten thousand people, Rowen held a thunder halberd in hand and walked forward with strong steps.

Rivals meet face to face, but only one could become the King.

Travel through Naruto and become the son of an ordinary civilian Chunin.

In this life-like world,

He obtained the golden finger to speed up the practice of ninjutsu,

Let ninjutsu itself produce a magical change from decay.

The knife cuts the jade, and the water bomb breaks Suzuo.

- Description from novelbuddy

I, a HIKKI-NEET, suddenly reincarnated in another world as a prince, and was immediately deemed the weakest ever, with my life already in a pinch after being abandoned as a baby, being stared down by a huge beast!?

However, I could only use one kind of magic. It was close, but I was able to avoid a “dead end” in my first few days of being born using that magic.

Anyways, I just want to live a lazy shut-in life as an adopted noble with my one all-purpose magic, but…?