Seafaring: From the Start, I Wielded a Zanpakuto to Slay All Things

After transmigrating into the world of One Piece, Rosen became a student in Zephyr's class. From the very beginning, he had the Arms-Arms Fruit and a heaven-defying comprehension talent.

With his heaven-defying comprehension, he came up with all kinds of incredible abilities.

"Your heaven-defying comprehension lets you visualize yourself, and, combined with your Paramecia Arms-Arms Fruit, you grasp an exclusive skill: Senbonzakura."

"Your heaven-defying comprehension lets you visualize yourself, and, combined with your Paramecia Arms-Arms Fruit, you grasp an exclusive skill: Ryujin Jakka."

"Your heaven-defying comprehension lets you visualize yourself, and, combined with your Paramecia Arms-Arms Fruit, you grasp an exclusive skill: Zangetsu."

Sengoku said, "He is the Navy King who rules the world."

Shanks said, "His Haki can crush the Great Pirate Era."

The Five Elders said, "His sword can cut short the Great Pirate Era, and end the rule of the World Government."

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