One Piece: King of the World - Chapter 307 – Fudging Kuzan into Joining CP-X?

Leiyin accidentally crossed into the One Piece World, and accidentally obtained the Naruto System.

First World : CampioneCurrent - Second World: High School DxDThird World: ???Reincarnated into the world of Campione! Haru Kasugano, our hero slays gods and ascends as the mightiest Godslayer. He battles powerful God-Kings and Campiones, claiming victory after victory. Whatever it is. [Wealth, Power, Beauty] he has it All. Watch him grow stronger as he travels into new realms like High School DxD and the Fateverse, leaving a trail of defeated gods and captivated hearts in his wake.

Song Xi, the proprietress of the supermarket in the 21st century, wakes up and finds that she has come to a time when supplies are scarce and extremely difficult, and she has ‘married’ into a mountain valley where the conditions are extremely difficult.

Unexpectedly, the supermarket opened in a small town became her personal space, and the husband beside her was an excellent man who could hunt, fish and farm.

Song Xi felt that being a low-key rich man with a loving husband, two or three confidantes, endless fruits and vegetables, and living a small life was pretty good.

[Farming] + [Gourmet]

Reincarnated as the eldest son of Ming Taizu Zhu Yuanzhang, the biological father of Emperor Jianwen, and the elder brother of Ming Chengzu Zhu Di.

See how Yiwen Prince Zhu Biao, who was fleeting like a meteor in history, survived the turbulent Hongwu years and built a new Ming Dynasty!

(No system, no plug-ins, no IQ crushing, no cross-age technology tree)

- Description from novelbuddy