1girl, arm_support, bikini, bikini_skirt, blush, breasts, brown_hair, choker, cleavage, feet_out_of_frame, fingernails, gradient_hair, hair_between_eyes, idolmaster, idolmaster_shiny_colors, izumi_mei, large_breasts, looking_at_viewer, multicolored_hair, nail_polish, navel, o-ring, o-ring_choker, on_floor, red_hair, side_ponytail, sitting, solo, stomach, striped, striped_bikini, swimsuit, thigh_strap, tile_floor, tiles, uouokuma, vertical-striped_bikini, vertical_stripes