1girl, black headwear, black shirt, black wings, blue archive, blush, closed mouth, halo, hat, koharu (blue archive), kuu (user gngs5284), long sleeves, looking at viewer, off-shoulder shirt, off shoulder, petals, pink eyes, pink hair, red skirt, sailor collar, school uniform, serafuku, shirt, short hair, simple background, skirt, sleeves past wrists, solo, thighs, twintails, white background, white sailor collar, winged hat, wings