1girl, ass, ayamy, back, bare_arms, bare_shoulders, barefoot, bikini, black_bikini, blush, breasts, earrings, fireworks, from_behind, halterneck, heart, heart_earrings, heterochromia, high_ponytail, highleg, highleg_bikini, hololive, horizon, houshou_marine, jewelry, large_breasts, long_hair, looking_at_viewer, looking_back, night, night_sky, ocean, official_alternate_hair_length, official_alternate_hairstyle, outdoors, parted_lips, ponytail, raised_eyebrows, red_eyes, red_hair, sitting, skindentation, sky, solo, strap_gap, string_bikini, swimsuit, thigh_strap, thighs, thong_bikini, twisted_torso, very_long_hair, virtual_youtuber, wariza, water, yellow_eyes