1girl, o, armpits, black_hair, blue_eyes, blush, breasts, cleavage, detached_sleeves, embarrassed, hair_between_eyes, hairband, idolmaster, idolmaster_cinderella_girls, japanese_clothes, large_breasts, long_hair, mabanna, miko, nontraditional_miko, presenting_armpit, sagisawa_fumika, solo, sweat, upper_body