1boy, blonde_hair, blush, crop_top, forked_eyebrows, kimetsu_no_yaiba, kneeling, lingerie, looking_at_viewer, looking_back, male_focus, marotoskin, multicolored_hair, muscular, pajamas, rengoku_kyoujurou, smile, solo, sweatdrop, thick_eyebrows, two-tone_hair, underwear, yes, yes-no_pillow