asagiri gen, ishigami senkuu, dr. stone, highres, 2boys, black hair, black jacket, bow, bowtie, card, collared shirt, earrings, formal clothes, from behind, grin, jacket, jewelry, kuraschuu, long sleeves, looking at viewer, male focus, mole, multiple boys, multiple others, pink bow, pink bowtie, playing card, purple hair, ring, shirt, short hair, silhouette, smile, suit, two-sided fabric, vest, white shirt