1girl, armband, armpits, arms_behind_head, arms_up, blush, bow, breasts, cape, casual_one-piece_swimsuit, clothing_cutout, dress_swimsuit, fate/grand_order, fate_(series), illyasviel_von_einzbern, illyasviel_von_einzbern_(swimsuit_archer), illyasviel_von_einzbern_(swimsuit_archer)_(second_ascension), long_hair, looking_at_viewer, mouth_hold, navel, navel_cutout, one-piece_swimsuit, red_bow, red_eyes, red_one-piece_swimsuit, small_breasts, solo, star_(symbol), star_print, swimsuit, thighs, toraishi_666, twintails, visor_cap, white_hair