One Piece: Fist of the World - Chapter 23: The Knight Does Not Die with Bare Hands, but with Unrighteous Hands

Crossing into the world of Naruto, and acquiring the One Piece system, with all the powers of the world of One Piece, swordsmanship, devil fruit, domineering.

-Do you think that your fire is very powerful? I have the burning fruit.

-Do you think that your thunder is very powerful? I have a thundering fruit.

-Do you think that your otter is very powerful? I have the frozen fruit.

-Did you said you want to die? Don’t worry, I also have a nickname: Death Doctor.

- Description from Novelupdates

Xia Xiao unexpectedly reincarnates to the 1960s and becomes a young intellectual in a production team.Having obtained a mystical space with a spirit spring and jade water, she raises chickens and grows vegetables, but dares not use them.As everyone around her is skinny and hungry, if she turns herself into a wealthy and beautiful woman, it would lead to her undoing.Xia Xiao looks up to the sky and sighs deeply, what a bittersweet surprise this is!

To be exact, the female lead is an “older sister” type, amid many beauties and handsome guys, she's no white lotus.Also, it's said that the name of this book is the same as a brand of sheep's milk powder.

The prosperity is about to come to an end, and the poor boy quietly rises.

Traveling across time and space, seek the leader of the world.

- Description from novelbuddy