1boy, 1other, ahoge, arm support, black hair, black shirt, blue eyes, book, chinese clothes, coat, cup, earrings, fingerless gloves, gloves, green eyes, hair between eyes, hand on own chin, hat, holding, holding cup, jewelry, looking down, open clothes, open coat, open mouth, planet, red headwear, shirt, short hair, sitting, space, tea set, upper body, white coat, white sleeves, zipper