g-tetsu, kisaragi chihaya, idolmaster, idolmaster (classic), idolmaster 1, 00s, 1girl, :o, bed sheet, blue eyes, blue hair, blue sweater, blush, breasts, brown pants, cowboy shot, eyelashes, female focus, jacket, long hair, looking at viewer, own hands together, pants, sitting, small breasts, solo, straight hair, sweat, sweater, tsurime, turtleneck, turtleneck sweater, v arms, very long hair, white jacket, wing collar