Starting Out Stronger Than Vegapunk, I Save the Summit War

From the start, he enters the world of One Piece and arrives in the future country of Karakuri Island, where Vegapunk was born, obtaining technological breakthroughs five hundred years ahead of the rest of the world.

Armed with the technology Vegapunk left behind, he joins Franky in storming Marineford, saving Ace and changing the course of the world.

Congratulations, Host, you have obtained an S-rank technological weapon. The check-in mission is now available. Check-in location: Marineford. Reward: one Logia Devil Fruit.

Akainu: "What the hell is this thing? It can block one of my punches!"

Sengoku: "We have to get this guy to join the Marines!"

Blackbeard: "He'll definitely be our greatest enemy in the future!"

Red-Haired Shanks: "Do it for my sake."

Huang Ji, a physicist reborn, investigates the laws of the world and gathers the Poneglyphs. And so his story in the world of One Piece begins.

He was reborn three days before the Summit War began.

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.