score_9, score_8_up, score_7_up, score_6_up, score_5_up, score_4_up, 1boy, solo, male focus, looking at viewer, full body, from above, :3, robinaki3, (single mechanical arm:1.2), tail, (black shirt, turtleneck, black pants, long sleeves, one sleeve rolled up:1.1), sitting on bench, park, sunlight, butterfly, grass, otoko no ko,