a-neo, shiina yuika, shiina yuika (1st costume), nijisanji, commentary, highres, 1girl, blush, bow, bowtie, breasts, cardigan, hair between eyes, hair ornament, hair ribbon, hairclip, huge breasts, long hair, long sleeves, nervous, open mouth, pink eyes, pink hair, red bow, red bowtie, red ribbon, ribbon, school uniform, shirt, solo, sweat, twitter username, virtual youtuber, white background, white shirt, yellow cardigan