Betrothed to My Sister's Ex
| Betrothed to My Sister's Ex | |
First light novel volume cover | |
| ずたぼろ令嬢は姉の元婚約者に溺愛される (Zutaboro Reijō wa Ane no Moto Konyakusha ni Dekiai Sareru) | |
|---|---|
| Genre | Romance |
| Novel series | |
| Written by | Tobirano |
| Published by | Shōsetsuka ni Narō |
| Original run | October 23, 2019 – present |
| Light novel | |
| Written by | Tobirano |
| Illustrated by | Mai Murasaki |
| Published by | Futabasha |
| English publisher | |
| Imprint | M Novels f |
| Original run | April 15, 2020 – present |
| Volumes | 9 |
| Manga | |
| Written by | Tobirano |
| Illustrated by | Chikage Nakakura |
| Published by | Futabasha |
| English publisher |
|
| Imprint | Monster Comics |
| Magazine | Gaugau Monster |
| Original run | July 24, 2020 – present |
| Volumes | 10 |
| Anime television series | |
| Directed by | Takayuki Kitagawa |
| Written by | Kenta Ihara |
| Music by | Kujira Yumemi |
| Studio | LandQ Studios |
| Licensed by | Crunchyroll
|
| Original network | MBS, TBS, CBC, BS-TBS |
| Original run | July 5, 2025 – September 20, 2025 |
| Episodes | 12 |
Betrothed to My Sister's Ex (ずたぼろ令嬢は姉の元婚約者に溺愛される, Zutaboro Reijō wa Ane no Moto Konyakusha ni Dekiai Sareru; lit. "Loved by Her Sister's Former Fiancé") is a Japanese light novel series written by Tobirano and illustrated by Mai Murasaki. It began serialization online in October 2019 on the user-generated novel publishing website Shōsetsuka ni Narō. It was later acquired by Futabasha, who have published nine volumes since April 2020 under their M Novels f imprint. A manga adaptation with art by Chikage Nakakura has been serialized online via Futabasha's Gaugau Monster website since July 2020 and has been collected in ten tankōbon volumes. An anime television series adaptation produced by LandQ Studios aired from July to September 2025.