Paladin of the Dead God - Chapter 280:

Ryouma Takuma, a 39 year-old man with a hidden past, finds himself in a strange white room. There the gods tell him that he has died and that they are sending his soul to a different world; a world where magic exists. After living alone for three years his gamer soul loses common sense and starts toward crazy routes.

His Royal Highness the King of Han, who was afraid of the dark and ghosts and loved to cry, has always been the good baby of the princess.
Until one day, His Royal Highness the King of Han found a book in the bookstore…
Picture book?
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Search keyword: Protagonist: King of Han, Princess of Han

- Description from novelbuddy

The immortal cultivator was reborn in the city and became the defeated rich second-generation college student Zhang Yifeng, starting a counterattack from then on.

Step on high, rich and handsome, punch all kinds of masters.

Relying on the secret technique of comprehension, he is watching the world and sweeping all opponents in the world.

“In front of me, no one dares to be arrogant, because people who dare to be arrogant to me will never have a future.”

“In front of me, even the high-ranking queen should lower her head. Otherwise, there will never be a crown on her head.”

- Description from MTL

Based on the popular Vocaloid series, by HoneyWorks, called “Kokuhoku Yokou Renshuu (Confession Rehearsal)“:

Natsuki, a third-year at Sakuragaoka High School, who holds unrequited feelings for her childhood friend, Yuu, who’s in the Film Club. However, instead of being honest about her feelings, she makes him be her confession “rehearsal” partner. Unable to say her true feelings, things start to get complicated when Miou and Akari, who are also in the Art Club, get involved! Will she ever be able to confess for real!?