ヒナのままじゃだめですか? (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: Hina, a fifth grader in elementary school, has a secret she can't tell anyone. It was that she had started menstruating three months earlier. One day after school, she gets blood on a chair in the classroom, and Daichi, a classmate she has known since childhood, sees her. Still a child? Already an adult? This is a story of a girl who is confused at the entrance of puberty and growing up.

(Translator: DeepL)