1girl, :d, asymmetrical legwear, baseball cap, black hair, black thighhighs, closed eyes, hat, hololive, hololive idol uniform, idol, midriff, mini hat, mini top hat, miniskirt, mismatched legwear, navel, official alternate costume, oozora subaru, open mouth, sankon (choko-noki), shirt, short hair, skirt, smile, solo, stopwatch, striped, striped shirt, t-shirt, thighhighs, top hat, vertical-striped shirt, vertical stripes, virtual youtuber, whistle, white background, yellow thighhighs, zettai ryouiki