更新日 2026-08-24

Watashi no Oshi ga Kyou mo Saikou ni Toutoi no de, Zenryoku de Shiawase ni suru!

原作 Ametsuki 作画 MITSUKI Anne

「推しの幸せが私の幸せ―― 推ししか勝たん!!!!」 前世が限界オタクの調薬師リゼは、 ある日、最推しキャラ・メア様が道で倒れているのを発見し、今世が乙女ゲームの世界だと気づく。 そして、全く幸せそうでない彼の看病をしながら決意した――「私がメア様を世界一幸せにする!!」と。 推しを幸せにするための同居生活が始まるが…推しが尊すぎて心臓がもちません! 全力で推しを愛でその尊さに打ちのめされるうちに、彼に囲い込まれちゃう少女の推し活ラブコメディ! Their happiness is my happiness—No one beats my fave!!!! Lize, a potion maker who was an extreme fangirl in her previous life, discovers one day that she’s been reincarnated into the world of an otome game! She finds her ultimate favorite character, Mea, the son of a duke, collapsed on the street—and quickly realizes he doesn’t look happy at all. While nursing him back to health, she makes a vow: “I’m going to make Lord Mea the happiest person in the world!!” Thus begins an unexpected cohabitation with her beloved… but he's just too precious, and her heart can't take it! To make things even more intense, somehow she, a mere mob character, ends up becoming his temporary fiancée?! This is a fangirl’s full-throttle romantic comedy, where she showers her favorite with love and admiration—only to find herself being completely captivated by him in return!