1boy, black_hair, blue_one-piece_swimsuit, blush, bulge, coat, covered_navel, earrings, gold_earrings, grin, hair_ornament, hairpin, jewelry, looking_at_viewer, male_focus, mashiro_(nijisanji), mkr_nk, navel, nijisanji, off_shoulder, one-piece_swimsuit, open_clothes, open_coat, otoko_no_ko, pantyhose, school_swimsuit, short_hair, sleeves_past_fingers, sleeves_past_wrists, smile, solo, swimsuit, virtual_youtuber, yellow_eyes, yellow_pantyhose