https://mechacomic.jp/books/190197

Neet van Avadora, the second prince of the great kingdom of Astoria, is a homebody who loves nothing more than staying indoors. After cutting himself off from the outside world for years to devote himself to magical research, he has, without even realizing it, grown into a true prodigy of magic. One day, however, under orders from his father the king, Neet is forced, much against his will, to enroll in the Magic Academy. There, he gradually begins to enjoy student life, blessed with quirky but kind friends. But because of his overwhelming magical talent, he constantly finds himself caught up in one troublesome incident after another…! Meanwhile, Alex, the first prince, and the very cause of Neet’s growth into an unknowing genius, sets a certain “plan” into motion. This plan will spark a great incident, one that will change not only Neet’s fate, but also the fate of the entire kingdom of Astoria… (Source: Alphapolis, translated)

At the age of 12, Soalis, the daughter of a nouveau rich Viscount, married Alendio, the son of a poor Earl. Apparently he was dissatisfied with the marriage and left Soalis shortly after to serve in the military. Ten years later, Soaris, whose family has fallen, decides to divorce Alendio, who has become the hero of the country. However, when Alendio comes back, he dotes on Soaris like he has become a completely different person!? I thought you hate me, but what the hell is this!? A love comedy between a wife who wants a divorce and a husband who wants to dote ♡ Source: MU

The story centers on Ruri Takizawa, the daughter of a long-established clan of diviners. After her parents die in an accident, the family gets overtaken and Ruri spends her days working as a servant. With a great desire to escape her miserable life, Ruri is willing to be used even as a tool for a political marriage. However, her matchmaking sessions continue to fail, with her father's spirit always staying by her side. Until she meets Izumi Toshida, who claims to be a sorcerer, but cannot see spirits. Izumi seems suspicious, but he could be a good opportunity for Ruri to leave her situation. (Source: Anime News Network)

*"Shut up!"* The third prince of the Kingdom of Brasio and the daughter of a baron are being condemned by a villainous young lady who interferes with their relationship. This is a common scene these days, but Imperial Princess Claudia appears accompanied by her servant Beryl, cutting through it all. With her overwhelming presence, she quickly takes control of the situation, forcing the girl who dreams of a prince with no sense of responsibility and the villainous duke's daughter to face reality! (Source: Ichijinsha, translated)