asagiri gen, ishigami senkuu, dr. stone, commentary request, 2boys, asymmetrical hair, belt, black eyes, black hair, brown belt, cape, capelet, christmas, closed mouth, eye contact, fur-trimmed capelet, fur-trimmed headwear, fur trim, grey hair, hat, implied yaoi, jacket, kozue0100, long sleeves, looking at another, male focus, multicolored hair, multiple boys, profile, red capelet, red eyes, red jacket, santa costume, santa hat, short hair, smile, snowflakes, sparkle, two-tone hair, upper body, yaoi