1girl, alternate_costume, arm_support, ass_visible_through_thighs, bikini, black_bikini, blush, breasts, brown_hair, caustics, cleavage, closed_mouth, collarbone, cowboy_shot, cross-laced_clothes, day, drain_(object), fingernails, frilled_bikini, frills, front-tie_bikini_top, front-tie_top, hair_between_eyes, hair_intakes, hair_ornament, hairclip, halterneck, higuchi_madoka, idolmaster, idolmaster_shiny_colors, jjuha6, lane_line, light_particles, long_fingernails, looking_at_viewer, medium_breasts, mole, mole_under_eye, nail, navel, pool, pool_ladder, poolside, red_eyes, reflection, reflective_water, refraction, short_hair, solo, stomach, sunlight, swimsuit, wading, water_drop, wet, wet_clothes, wet_hair, wet_swimsuit