Transmigrating as an Extra, But the Heroine Has Regressed?! - Chapter 8: Run 100 Laps

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

[The country finally matched me with a partner—the richest man in the world.]

Ye Xingguang, dumped on the day of her graduation, stormed to the civil department to get in the queue for matchmaking, and somehow got Ye Junqing, the billionaire who topped the Forbes Rich list?

Everyone was saying that Ye Junqing also topped the list of celibates, and Ye Xingguang had expected that he would be difficult to get along with.

However, after their marriage, her husband taught her how to dance, play the piano, survival skills, high society etiquette, and the art of death. He’s a harbor in the storm like a father, and a brother who entertained her whims.

She had thought that she had used up all her luck for this moment, but greater surprises were in store for her… Was she dreaming?

Blind man Chen Dashan by chance acquired the miraculous skill, Sun and Moon Technique, and not only cured his own eyes, but also...

Travel through Naruto and become the son of an ordinary civilian Chunin.

In this life-like world,

He obtained the golden finger to speed up the practice of ninjutsu,

Let ninjutsu itself produce a magical change from decay.

The knife cuts the jade, and the water bomb breaks Suzuo.

- Description from novelbuddy