1girl, o, backpack, bag, barefoot, between_toes, black_hair, blurry, blurry_background, blurry_foreground, blush, book, brown_eyes, chair, depth_of_field, eraser, feet, foot_focus, foreshortening, from_below, grey_shirt, looking_at_viewer, looking_down, mattaku_mousuke, office_chair, on_chair, open_book, original, parted_lips, shirt, short_sleeves, soles, solo, swivel_chair, table, toes, twintails, twitter_username, watermark