Chikkoi! Sora-chan to Kou-kun no 20 cm Sa no Koi
ちっ恋！ ～空ちゃんと光くんの20cm差の恋～
A 170cm tall girl develops feelings for Hikaru, the shortest boy in their grade at 150cm. Determined to catch his attention, she adopts a new miniskirt style and joins the basketball club he is part of as manager. Despite her efforts, Hikaru remains indifferent, making it difficult for her to bridge the 20cm gap between them.