Why is the crying girl a common theme in manga?

Maybe she's sad because she lost something important to her.

It's because Hermione is often portrayed as a strong character. So when she cries, it shows a different side of her. It adds depth to her character and makes her more relatable to readers.

Maybe she's sad because of a heartbreak or a loss.

Maybe she's sad because of a lost friendship or a heartbreak.

It could be that she's facing some emotional turmoil, like heartbreak or disappointment. Or perhaps she's feeling lonely and misunderstood.

It could be because of the way her expression and the surrounding context are depicted, creating an eerie atmosphere.

Maybe she's sad because she lost something important or had a fight with a friend.

It could be that she's scared of something or didn't get what she wanted. There are many possible reasons for her to cry in the manga.

Maybe she lost someone dear or faced a big disappointment.

Maybe she's had a heartbreak or lost someone dear to her.