Gumi from Matryoshka, Vocaloid, Waves at Outdoor Gathering: An anime character named Gumi from Matryoshka, Vocaloid, dressed in a red hooded jacket with white trim and black shorts adorned with silver studs. The character sports long green hair and holds a megaphone in their right hand, while their left hand is raised in a gesture of greeting or acknowledgement. In the background, a blurred crowd can be seen, adding to the lively atmosphere of the scene.
