1girl, arms_up, blue_archive, blue_necktie, bra, hair_between_eyes, id_card, jacket, knee_pads, koyuki_(blue_archive), long_hair, long_sleeves, looking_at_viewer, mabera, necktie, open_clothes, open_jacket, open_shirt, panties, pink_eyes, pink_hair, shirt, simple_background, single_knee_pad, skirt, solo, thigh_strap, thighhighs, twintails, underwear, very_long_hair, white_background, white_jacket, white_shirt, white_thighhighs