1girl absurdres aqua_eyes backwards_hat bangs baseball_cap black_hair breasts cleavage clothes_pull collarbone hat highres holding holding_whistle hololive looking_at_viewer marubou_(saiko_isshin) off-shoulder_shirt off_shoulder oozora_subaru shadow shirt shirt_pull short_hair shorts simple_background sitting solo stopwatch tongue tongue_out virtual_youtuber whistle whistle_around_neck