2boys, aged_down, angry, aqua_eyes, aqua_hair, bare_shoulders, black_hair, blanket, brothers, child, colored_tips, cooking_pot, facing_away, frown, futon, hana_ni_nare, hand_up, indoors, japanese_clothes, kimetsu_no_yaiba, kimono, long_hair, lying, male_focus, multicolored_hair, multiple_boys, night, on_side, pout, sad, sheet_grab, siblings, signature, sleeveless, sleeveless_kimono, split_screen, streaked_hair, tokitou_muichirou, tokitou_yuichirou, twins, under_covers, upper_body, wooden_floor