Nao’s older sister and the catalyst for the story. She is portrayed as shamelessly proud of her brother's "problem" and is the one who organizes the "viewing party".
The phrase (translated as "My Little Brother Is Huge as Hell. Wanna Come over and See?" ) refers to a popular Japanese adult anime (OVA) released in 2021. This two-episode series, produced by Bunny Walker , gained significant attention within the adult animation community for its specific "shota" and "size difference" themes. Plot Overview and Premise uchi no otouto maji de dekain dakedo mi ni konai best
One of Chiaki’s friends, characterized as a tanned "gal" with a playful and mischievous personality who enjoys teasing Nao. Nao’s older sister and the catalyst for the story
