2boys, batten-chan_(osomatsu-kun), black_hair, blush, crossdressing, english_text, green_hair, holding, holding_syringe, intravenous_drip, leg_hair, looking_at_viewer, male_focus, male_underwear, male_underwear_peek, multiple_boys, nurse, osomatsu-kun, red_skirt, scar, scar_on_face, seiza, sitting, skirt, slippers, socks, squatting, syringe, tamago_toji, tetsu_the_killer_(osomatsu-kun), underwear, white_male_underwear