Kusunoki's Flunking Her High School Glow-Up

• Ja Kanji — 楠木さんは高校デビューに失敗している • Ja Romaji — Kusunoki-san wa Kōkō Debyū ni Shippai Shite Iru • Genre — * Coming-of-age • Romantic comedy

• Type — manga • Author — Mitsuki Mii • Publisher — Ichijinsha • Magazine — Comic Pool • First — October 21, 2022 • Volumes — 8

• Type — tv series • Director — Midori Yui • Writer — Midori Yui • Music — Hyadain • Studio — * Passione • Hayabusa Film

• Portal — yes Kusunoki's Flunking Her High School Glow-Up is a Japanese manga series written and illustrated by Mitsuki Mii. It began serialization on the Pixiv Comic website under Ichijinsha's Comic Pool brand in October 2022. An anime television series adaptation produced by Passione and Hayabusa Film has been announced.

When he was in middle school, Keisuke Shizuki was the subject of disdain by others due to his introverted personality and appearance. Traumatized by his past, he decides to change his appearance and personality upon entering high school, working to become a completely different person. While he is successful, he is aware that one of his classmates, the popular and beautiful Shizuka Kusunoki, is aware of his past. The two find themselves becoming closer, brought together by their shared past and their desire to change themselves in high school.

• Keisuke Shizuki • Yūto Uemura • A first-year high school student and Kusunoki's classmate. The two went to the same junior high school. He used to be an introvert who wore glasses, but changed his appearance and demeanor upon entering high school. • Shizuka Kusunoki • Tomori Kusunoki • A first-year high school student and Shizuki's classmate. Similar to him, she too was an introvert who wore glasses and had a completely different appearance and personality. As a high schooler, she has become beautiful and popular, with rumors of her already being the subject of confessions.

Written and illustrated by Mitsuki Mii, Kusunoki's Flunking Her High School Glow-Up began serialization on the Pixiv Comic website under Ichijinsha's Comic Pool brand on October 21, 2022. Its chapters have been collected into eight tankōbon volumes as of July 2026. During their panel at Anime NYC 2023, Kodansha USA announced that they had licensed the series for English publication.

An anime television series adaptation was announced on July 23, 2026. It will be produced by Passione and Hayabusa Film and directed by Midori Yui, who will also handle the series composition, with characters designed by Koji Haneda and music composed by Hyadain.