aeru (simoun), simoun, 00s, 1girl, ahoge, arms at sides, blush, boots, bracelet, breasts, closed mouth, dated, double bun, dress, from behind, full body, grey background, greyscale, hair bun, hands on own hips, head tilt, jewelry, juliet sleeves, knee boots, long hair, long sleeves, monochrome, multiple views, production art, puffy sleeves, short hair, simple background, sketch, small breasts, smile, standing, tareme, thighhighs, zettai ryouiki