Since ancient times, the ninja and the yakuza have been at war, spilling blood around the world as empires rise and fall. So when, in the modern age, Shinoha, a ninja, meets Kiwami, a gangster following the path of the yakuza—the gokudo—and discovers they have common interests, the obvious assumption is that nothing good can come of it. But can it be that one burgeoning bromance will shake up a 300-year grudge? Who will win the struggle for real ultimate power?

Announced at the the "Gintama Ato no Matsuri 2023" event: an anime adaptation of a light novel spin-off series of Gintama. Mainly about school-life played by the main series characters, the storyline revolves around class 3-Z's students and their wacky homeroom teacher Ginpachi-sensei at Gintama High School.

Lunia, the daughter of the Count of Persephone, was shunned by her father and treated like a tool by her half-brother, leading a lonely life. Meanwhile, she is chosen by a priest to be engaged to Hades, the head of the Duke of Khronoa family, and decides to marry into the cursed duke family. The Duke of Khronoa, feared as the "King of the Underworld," is cursed with a short lifespan if he does not marry a bride chosen by the emperor. However, Hades tells Lunia that he has no intention of loving her. In order to keep Hades alive, Lunia deceived him and spent the night with him, then disappeared without realizing that she was pregnant with his child. Seven years later, Hades somehow managed to find Lunia and tried to take her back with the child...

When high schooler Mari bumps into a fellow tardy student, she's surprised to find out he's a beastfolk who's to attend her school! After all, it's not rare for beastfolk to coexist alongside humans, but it's still uncommon, with the prejudice and all. Nervous to meet one at first, Mari soon learns there's more to him than his furry exterior. In fact, the more she gets to know him, the more she finds herself drawn to him, his steadfastness, his kindheartedness, and... his body...