Oricon (Japanese research organization) released its weekly Light Novel ranking for the week of March 3 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: Novel: I Reincarnated as the Villainous Heir Who Makes the Count's Daughter Fall into Servitude as a Maid, So I Avoided the Comeuppance; As a Result, the Main Heroine Sneaks into My Room Every Night at the Hero Academy...

I Reincarnated as the Villainous Heir in an Erotic Game!

I was reincarnated into the erotic game "The Rising Hero's Academy Harem Conquest". However, instead of becoming the heroic protagonist, I found myself in the role of Nord—the villainous noble heir who seduces the main heroine, Countess Elise, only to be killed in the end.

Determined to avoid my death flag and live a peaceful slow life, I decide to stay as far away from Elise as possible. However, every action I take somehow gets misinterpreted by her, causing her affection for me to skyrocket—!?

4th place: The Memoirs of Magical Detective Kurumi Tokisaki

The Time for Kurumi's Deduction Begins Again—Joined by the "Date" Members, Including Tohka!

Magical artifacts—items imbued with supernatural power, created by ancient magicians.

Kurumi Tokisaki, a university student and magical detective specializing in artifact-related crimes, finds herself entangled in a series of peculiar cases:

An idol who loses her voice in the middle of a live performance.
A mangaka presumed dead, yet new manuscripts continue to arrive.
A high school student terrified by the school's new "Seven Wonders."
A shrine maiden who mysteriously vanishes from a traditional village.
And a detective gifted with the ability to foresee the future.
As Kurumi investigates these bizarre incidents caused by magical artifacts, she is also forced to confront her past as a Spirit.

To uncover the truth behind these mysteries and ties of fate, the time for deduction begins once more!