KotobukiNatsumi, 1girl, solo, long hair, breasts, looking at viewer, blue eyes, red skirt, pencil skirt, black hair, bow, school uniform, red jacket, blazer, smile, classroom, front view, sitting at table, hand on chin, smirk

lowres, worst quality, low quality, low score, bad score, blurry, ugly, hooded eyes, bad anatomy, bad hands, signature, watermarks, ugly, imperfect eyes, skewed eyes, unnatural face, unnatural body, error, extra limb, missing limbs, painting by bad-artist,