I Heard You Like Me Too - Chapter 17

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

A college student, accidentally reborn into the world of Naruto, becomes a member of Uchiha who is destined to be exterminated.

In this cruel ninja world, in the face of endless wars and exclusion from the village, what will Uchiha Qing do?

PS: Later in the book, the protagonist will develop a system of immortal cultivation. Cultivating Immortals in the Ninja World, have you seen it?

- Description from novelbuddy

The gold mine silver mine diamond mine is almost weak, and the mysterious miners system is in hand.

Although there is no manual and no elf, every day I am trying to find out, but my brother can dig it out.

From the practice of meditation, alchemy materials, spaceships, and mechs, life is different.

There is no level that can’t be upgraded, there is no task that can’t get rid of it, but what is the system doing? Come ~ come! Still don’t say it, give me the first girl! Brother will plan again.

- Description from Uukanshu translation

This novel is also known as The Indomitable Master of Elixirs

She is the twenty-fourth century’s strongest immortal cultivator, but transferred into a world of magic where demons roamed rampant; a punching bag tyrannized and ostracized by her clan on one side while the scum of a man that is her fiancé humiliated, trampled her on the other side…

Want to ravage her? She laughs as she will soon teach them how to behave themselves!

Magic is amazing? Her Five Lightning’s Bombardment Talisman will turn you into ashes! Medication is very incredible? With one furnace of medicinal pills, useless can also become genius! A vigorous army of a million is very ferocious? With Scattering Beansprout Soldiers, all of you can slowly play!

Smilingly watching as those who court death act vilely without salvation. Those who submit to me prosper, those who oppose me, perish!

Only… For what reason does this Grandmaster whose face is as beautiful as a flower, when facing her, always “secretly casts passionate glances”?

A certain Grandmaster: “After sleeping for so long, now you don’t acknowledge”?

- Description from novelupdates