1girl, ahoge, aqua_eyes, black_skirt, black_thighhighs, blush, border, bow, bowtie, cellphone, chair, cosplay, dot_nose, double-parted_bangs, feet_on_chair, full_body, gaming_chair, green_vest, hair_between_eyes, hands_up, holding, holding_phone, idolmaster, idolmaster_million_live!, legs, lielos, light_smile, long_hair, long_sleeves, looking_at_another, mochizuki_anna, otonashi_kotori, otonashi_kotori_(cosplay), panties, pantyshot, pencil_skirt, phone, playing_games, purple_background, purple_hair, sandals, shirt, sidelocks, simple_background, sitting, skirt, smartphone, solo, swivel_chair, thighhighs, thighs, underwear, unworn_sandals, vest, white_border, white_footwear, white_panties, white_shirt, yellow_bow, yellow_bowtie