1girl, armpits, blonde_hair, blue_eyes, blush, grey_sports_bra, hair_ornament, hair_ribbon, hairband, hololive, kazama_iroha, leaf_hair_ornament, looking_at_viewer, navel, panties, pokobee, ponytail, ribbon, rikotan, sports_bra, sweat, tanuki, training, underwear, virtual_youtuber