1girl, adjusting_clothes, adjusting_swimsuit, arms_behind_back, ass, back, bikini, blue_background, blue_bikini, blue_hair, blush, brown_eyes, cowboy_shot, expressionless, flat_chest, floral_print, idolmaster, idolmaster_(classic), kisaragi_chihaya, long_hair, looking_at_viewer, miyar2d2, parted_lips, scapula, solo, swimsuit, thighs, water_drop