1girl, arm_up, armpits, bikini, blush, breasts, cleavage, day, hair_ornament, hair_ribbon, hololive, houshou_marine, houshou_marine_(summer), jewelry, kisaragi_tsurugi, large_breasts, long_hair, looking_at_viewer, navel, necklace, official_alternate_costume, one_eye_closed, open_mouth, outdoors, red_bikini, red_eyes, red_hair, red_ribbon, ribbon, smile, solo, stomach, swimsuit, thigh_strap, twintails, underboob, virtual_youtuber, wet