Oiroke Tantou no Ane to, Higo Yoku Tantou no Imouto ni Hasamareta Watashi

This light novel, titled Oiroke Tantou no Ane to, Higo Yoku Tantou no Imouto ni Hasamareta Watashi, was published in Japan as part of the niche light novel market focusing on romantic comedy tropes and character-driven narratives. Written by the author known as Kanna, the work emerged during a period where specific, long-titled series became increasingly popular as a marketing tactic to immediately convey the premise of the story to potential readers in bookstores.

The narrative follows the central conceit established in its title, focusing on the interactions between the protagonist and two sisters with contrasting personalities. Like many titles in this genre, the visual identity and character designs—often provided by freelance illustrators associated with the publishing imprint—are essential to its appeal, aiming to capture the aesthetic trends current to the publication window. It was received primarily by fans of the rom-com light novel subgenre, serving as a representative example of serialized character fiction from its era.