1girl alternate_hairstyle asymmetrical_hair bangs belt bikini black_bikini blush breasts choker cleavage crop_top diagonal_bangs earrings eyebrows_hidden_by_hair eyelashes hair_up highres idolmaster idolmaster_shiny_colors jewelry kakeru_(fujiwara_kakeru) midriff navel ponytail purple_eyes purple_hair scrunchie simple_background solo striped striped_bikini swimsuit tanaka_mamimi upper_body