1girl, barefoot, blue_hair, blue_one-piece_swimsuit, blunt_bangs, blush, brown_eyes, full_body, hugging_own_legs, idolmaster, idolmaster_cinderella_girls, kawaseki, knees_up, long_hair, looking_at_viewer, one-piece_swimsuit, sajo_yukimi, school_swimsuit, simple_background, sitting, smile, solo, swimsuit, white_background