: The first episode premiered on April 28, 2021, with subsequent home video releases following later that year. : It was released as an Original Video Animation (OVA). Source Material
: The episodes incorporate common tropes of the genre, such as the "gyaru" archetype and specific physical exaggerations that are central to the series' premise. Content Advisory : Viewers on platforms like The Movie Database no otouto maji de dekain dakedo 2021
Roughly translates to: "No Little Brother, I'm Serious, Though 2021" : The first episode premiered on April 28,
The narrative follows a boy named Nao and his older sister, Chiaki. The premise involves Chiaki inviting two friends, Nagisa and Yukiko, to their home. The story focuses on the interactions between the group and the reactions of the friends to Nao's physical appearance. Nagisa and Yukiko
