1girl, ;d, aqua_eyes, beach, bikini, brown_hair, frilled_bikini, frilled_skirt, frills, hololive, midriff, nanahoshi_(n_bl08), natsuiro_matsuri, navel, one_eye_closed, open_mouth, outdoors, partially_submerged, partially_underwater_shot, short_twintails, skirt, smile, solo, swimsuit, thigh_strap, twintails, virtual_youtuber, water