Oricon (Japanese research organization) released its weekly Light Novel ranking for the week of April 21 2025.
※The English titles of works may not always be accurate as some have not been released overseas. Thank you for your understanding.

Related rankings are compiled here
Oricon Comic Ranking Summary

5th place: The Divorce Plan Is Canceled! The Cynical Wife Falls for the Stern Superintendent's Sweet Love

Mio, who suffers from a fear of men, agrees to an arranged marriage with Ichiya, a high-ranking police superintendent, at her father's suggestion. Wanting nothing more than to ease her parents’ worries, Mio seriously considers marriage. However, Ichiya seems to have secrets of his own—and even claims he will never love anyone. The two marry under the condition that they won’t interfere in each other’s private lives.
They expect a cold, distant married life... until one day, Ichiya suddenly reveals a possessive side!?

“I’ve fallen in love with my first love... all over again.”
What began as a marriage with divorce in mind turns into a passionate romance Mio can’t resist!

4th place: The Cruel Surgeon Gives His All-Consuming Love to His Contract Wife

“It’s frustrating. Feels like I’m the only one who’s totally dependent on you...”
When Riko, the daughter of a hospital department chief, meets the elite neurosurgeon Mahiro through her father's recommendation, she’s drawn to his gentlemanly demeanor and begins dating him with marriage in mind.
But just as things seem to go smoothly, Riko witnesses Mahiro’s ruthless true nature. Realizing she’s being used, she decides to break away from him.
However, when her mother suddenly falls ill, Mahiro offers to perform the surgery—on one condition: marriage.
What was supposed to be a loveless marriage turns unexpectedly passionate as Mahiro reveals his overwhelming love for the first time in his life:
“I want to fill you with nothing but me.”