1girl, bikini, blush, breast_press, breasts, collarbone, cowboy_shot, eyelashes, green_bikini, green_hair, grey_eyes, hand_on_own_arm, idolmaster, idolmaster_million_live!, looking_at_viewer, medium_breasts, mole, mole_under_eye, nanakura_nanane, navel, open_mouth, shiika_(idolmaster), short_hair, simple_background, solo, stomach, sweat, swimsuit, thighs, wardrobe_error, white_background