1girl, arm_support, baseball_cap, bikini, breasts, cleavage, dolphin_shorts, eyewear_on_head, grin, hat, heart, heart-shaped_eyewear, heterochromia, hololive, houshou_marine, houshou_marine_(summer), kaname_(melaninusa09), large_breasts, long_hair, looking_at_viewer, no_shirt, o-ring, o-ring_thigh_strap, official_alternate_costume, official_alternate_hairstyle, red_bikini, red_eyes, red_hair, short_shorts, shorts, smile, solo, string_bikini, sunglasses, swimsuit, thigh_strap, v_arms, virtual_youtuber, wet, white_shorts, yellow_eyes