2girls, akashi_(kancolle), ass, bird, chair, comic, desk, dreaming, drooling, failure_penguin, glasses, greyscale, hair_ribbon, hairband, hip_vent, kantai_collection, long_hair, long_sleeves, monaka_ooji, monochrome, multiple_girls, one_eye_closed, ooyodo_(kancolle), opaque_glasses, penguin, ribbon, sailor_collar, saliva, school_uniform, serafuku, sleeping, sleeping_upright, sweat, thumbs_up, tress_ribbon