Uesugi-kun wa Onnanoko wo Yametai

In this gender-bending rom-com manga, one young man's wish for love will change him—literally!

Keisuke Uesugi has always struggled with being short and adorable compared to his super smart and tall best friend. One day, he overhears his crush comment, "Wouldn't he be the cutest if he was a girl?!" This makes him worry she doesn't even see him as a guy. Down in the dumps, he prays at the shrine next to his house in the hopes that he can still achieve young love. However, it seems there was a major misunderstanding, because when his prayer is answered, he winds up transformed into a girl! Thus begins Uesugi's gender-bent love triangle!

(Source: Seven Seas Entertainment)