cou di di, koharu (blue archive), blue archive, absurdres, chinese commentary, commentary, highres, 1girl, black wings, blush, book, convenient leg, covering own mouth, embarrassed, feathered wings, feet, full body, halo, hands up, heart, heart-shaped pillow, holding, holding book, kneehighs, knees up, legs together, looking at viewer, loose socks, low wings, medium hair, miniskirt, no shoes, nose blush, pillow, pink eyes, pink hair, pink skirt, pleated skirt, red halo, sailor collar, school uniform, serafuku, simple background, sitting, skirt, sleeves past wrists, socks, soles, solo, toes, twintails, v-shaped eyebrows, white background, white sailor collar, white socks, winged halo, wings