The 10th tankoubon volume of the Oshiga Anini Narimashita (From Superfan to Stepsister/ 推しが兄になりました ) manga by Kumanami Sae has been listed as the final volume in the series, and it will be released on September 18th, 2026.
Kumanami started the manga in November 2020 on Twitter and began serialisation in July 2021 on Square Enix’s Gangan Online. Square Enix published the manga’s first volume in January 2021 and the ninth volume in January 2026.
Manga UP! Global, BookWalker and Comikey release the manga chapters in English under the name From Superfan to Stepsister and Manga UP! Global describes the manga story below:
“When my mom announced her remarriage, I knew I would be getting a stepbrother. But to my surprise, it was my idol, the super famous model Noa! He has made a name for himself with his cold attitude, but for some reason, he is extremely nice to me! The number one model waking me up in the mornings, helping me with my homework… and even giving me the occasional hug?! What other wholesome antics can we expect from this mysterious idol?!”
