tomohiro (duo), hoshikawa sara, nijisanji, 1girl, areola slip, bikini, black bikini, blonde hair, blush, breasts, cleavage, fang, from below, hair ornament, hair ribbon, hairclip, hanging breasts, heart, heterochromia, large breasts, long hair, navel, o-ring, o-ring bikini, open mouth, outdoors, reaching, reaching towards viewer, red eyes, ribbon, side ponytail, skin fang, skindentation, sky, smile, solo, sweat, swimsuit, virtual youtuber, x hair ornament, yellow eyes