1boy 1girl bangs belt black_hair black_serafuku black_skirt blurry board braid chinese_commentary commentary couple covered_face covered_mouth day depth_of_field gootai gradient_hair green_hair hand_up hetero highres iguro_obanai kanroji_mitsuri kimetsu_gakuen kimetsu_no_yaiba kiss labcoat leaning_forward light_particles long_hair long_sleeves mask midriff_peek miniskirt mouth_mask multicolored_hair pink_hair pleated_skirt profile school_uniform serafuku short_hair skirt skirt_set streaked_hair through_window upper_body very_long_hair yellow_eyes