1girl, ahoge, bikini, blue_hair, breasts, brown_eyes, cleavage, feet_out_of_frame, hugging_own_legs, idolmaster, idolmaster_million_live!, looking_at_viewer, medium_breasts, miura_azusa, red_eyes, short_hair, side-tie_bikini_bottom, simple_background, smile, solo, swimsuit, tomatomagica, white_bikini