At Sneaker Bunko 35th Anniversary Party! it was announced that an anime adaptation of the novel is in production Tenkō-saki no Seiso Karen na Bishōjo ga, Mukashi Danshi to Omotte Issho ni Asonda Osananajimi Datta Ken (The Neat and Beautiful Girl at My New School Was My Childhood Friend Whom I Thought Was a Boy and I Played Together With) by Yu Hibari It is Wisdom.
The Neat and Beautiful Girl at My New School Was My Childhood Friend Whom I Thought Was a Boy and I Played Together With It began to be published in Shōsetsuka ni Narō (“Let’s Become Novelists”) in 2020 and physically in 2021. Its 6th volume was released in December 2022.
A manga adaptation began to be published in “Dora Dora Flat” and Kadokawa released its 3rd volume on April 7, 2023.
Synopsis for The Neat and Beautiful Girl at My New School Was My Childhood Friend Whom I Thought Was a Boy and I Played Together With
The story of the youth romantic comedy revolves around Hayato, who transfers to a high school in the city. There, he is reunited with Haruki, whom Hayato remembers as a boy he played with seven years ago. Only Hayato now realizes that Haruki is actually a girl.