suo sango, suo sango (1st costume), nijisanji, commentary request, highres, 1girl, black hairband, blue eyes, blunt bangs, blurry, blurry background, bow, bowtie, brown sweater, cake, cake slice, closed mouth, confetti, dated, food, fork, hairband, happy birthday, heart, holding, holding fork, jacket, long hair, long sleeves, looking at viewer, open clothes, open jacket, pink hair, plaid bow, plaid bowtie, plaid clothes, red bow, red bowtie, shinjou (rinao2), smile, solo, sweater, upper body, virtual youtuber, white jacket