I Became the Spirit of the Wado Ichimonji

He transmigrates to the world of One Piece, becoming the sword spirit of Wado Ichimonji and gaining the Strongest Sword Spirit System.

And so, the world of pirates becomes a slaughterhouse.

Hawkeye: "A wound on the back is a swordsman's disgrace. Come on, then."

Red-Hair: "Even with my arm intact, I couldn't withstand one of his moves."

Rayleigh: "The next generation has arrived. I admit defeat!"

Kizaru: "He's faster than light! Heeheehee..."

Akainu: "He's hotter than magma! Woof, woof, woof..."

Aokiji: "He's colder than ice! Hehehe..."

Fujitora: "He's heavier than a meteor! Roar... meow, meow, meow... meow."

Li Chunyanga: "Just swing your sword. Leave the rest to me."

Zoro: "One-Sword Style: A Strike Guided by Fate!"

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