1girl, blue_eyes, blue_hair, covering_crotch, covering_privates, embarrassed, grey_socks, honokakao, idolmaster, idolmaster_million_live!, idolmaster_million_live!_theater_days, kneehighs, light_blue_hair, long_hair, necktie, panties, pantyshot, school_uniform, shiraishi_tsumugi, simple_background, sitting, skirt, skirt_tug, socks, solo, sweater_vest, underwear, white_background, white_panties