Homura Akemi from Puella Madoka Magica

A woman dressed in an anime-style costume, likely from the popular series Puella Magi Madoka Magica. She has long black hair with bangs and is wearing a white sailor fuku with a gray collar and a large bow at the neck. The outfit features a yellow emblem on the chest, which appears to be a stylized representation of the show's magical girl theme. The woman's expression is serious, and she seems to be posing for the camera. In the background, there are several people standing around, but they are not clearly visible due to the shallow depth of field. Overall, the image suggests that the woman is attending an anime convention or cosplay event, where fans gather to celebrate their shared interests in Japanese pop culture.