ishigami senkuu, maomao (kusuriya no hitorigoto), dr. stone, kusuriya no hitorigoto, commentary request, 1boy, 1girl, arm wrap, bandaged arm, bandages, blue eyes, blue ribbon, blunt bangs, bow, chinese clothes, collarbone, crossover, cup, e=mc2 (equation), freckles, gradient hair, green hair, grin, hair between eyes, hair bow, hair bun, hair ribbon, hanfu, holding, holding cup, long hair, long sleeves, looking at viewer, mentai2tara, multicolored hair, red eyes, ribbon, robe, sidelocks, simple background, single hair bun, smile, spiked hair, teeth, test tube, upper body, white background, white hair, white robe, wide sleeves