Dokushin Shugi no Reijou wa, Koushaku-sama no Dekiai kara Nogaretai
独身主義の令嬢は、公爵様の溺愛から逃れたい · どくしん しゅぎ の れいじょう わ こうしゃくさま の できあい から のがれたい
est. Rough estimate based on volume count, reprints and magazine — not an official figure
Overview
Elentina, the daughter of an Earl, has decided to remain single for the rest of her life, hiding the fact that she is a "witch." Just when she was finally able to break off her engagement with the man her father had chosen for her, Duke Arden has somehow proposed to her!? I don't want to get married while keeping my true identity a secret...so I'll have to break off our engagement again! She decides to do this and tries all sorts of schemes, but the Duke won't give up at all! (Source: Kadokawa, translated)
Source: AniList
External databases: AniList
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