1girl, o, a10_(avxv8374), arm_between_legs, arm_up, armpits, bikini, blush, bow, bow_bikini, breasts, brown_hair, collarbone, floral_print, higuchi_madoka, idolmaster, idolmaster_shiny_colors, leaning_back, looking_at_viewer, medium_breasts, mole, mole_under_eye, navel, red_eyes, shading_eyes, sitting, solo, swimsuit, white_bikini