haizou bingsan, togawa sakiko, arknights, bang dream!, bang dream! it's mygo!!!!!, absurdres, commentary, highres, symbol-only commentary, 1girl, black dress, black ribbon, blue hair, closed mouth, dress, flower, hair ribbon, holding, holding flower, horns, long hair, looking at viewer, ribbon, short sleeves, sidelocks, simple background, solo, togawa sakiko (master of melodia), white background, yellow eyes