Rebirth: Childhood friend of the heroine - Chapter 144 - 143- Blessing?

As the number one pill alchemist of the immortal world, Mu Chen had always believed that it was because he had single-mindedly focused on concocting pills that led to him to neglect disciplining his disciple. Which in turn, caused his disciple to be led astray by the seduction of devil cultivation, leading to the three realms to fall to disaster. After his rebirth, Mu Chen resolved to properly teach his disciple, give him the very best resources, earnestly love him, carry him close to his heart, teach him by way of example, and didn’t let him grow corrupt.

One day, Zhang Fan, a poor medical student, receives a medical system from the future. This turns him into a new shining star in the medical field. Along the way, he must face medical corruption, competition, and infighting from other doctors, and even find time for a love life as he strives for the top of the medical field!

- 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

What do you mean by you only accept female disciples?Zhang Yuan glanced at the Emperor of a powerful Dynasty kneeling in front of him and his son, the prince is also kneeling beside him.“Master Yuan, please accept my son as your disciple. I am sure that under your care, my son will reach the pinnacle of the Heavens.”Pinnacle of the Heavens? Zhang Yuan turned his gaze to the so called Prince. Talentless, weak physique and sh!t cultivation technique.Tch, worthless.Zhang Yuan then turned his eyes to another Dynasty Emperor “Master Yuan, please accept my daughter as your disciple.”Seeing the gorgeous woman kneeling in front of him, Zhao Tian smiled faintly.Talentless? I will make you the most talented mortal entity this world has ever seen.Weak physique? I will give you a physique that will break even the limitations of the heavens and earth.Sh!t cultivation technique? Don't worry, choose the best divine technique you want.Sorry but I only accept female disciples!