1girl, ahoge, arisugawa_natsuha, blue_shirt, blush, bracelet, breasts, clothing_cutout, collarbone, dated, gradient_background, hair_bun, happy_birthday, idolmaster, idolmaster_shiny_colors, jewelry, light_smile, looking_at_viewer, medium_breasts, nail_polish, orange_hair, parted_lips, ribbed_shirt, sakashima_0822, shirt, shoulder_cutout, simple_background, single_bare_shoulder, single_hair_bun, solo, swept_bangs, upper_body