1girl, :p, ahoge, bangs, blonde hair, blush, bow, bowtie, cellphone, choker, copyright name, ear piercing, finger to mouth, gradient hair, hair ornament, hair ribbon, hairclip, heterochromia, holding, holding phone, hoshikawa sara, idolmaster, idolmaster shiny colors, jewelry, long sleeves, looking at viewer, multicolored hair, nail polish, nijisanji, official art, phone, piercing, pink background, red bow, red bowtie, red eyes, ribbon, ring, school uniform, simple background, smartphone, tongue, tongue out, twintails, virtual youtuber, yellow eyes, yumesaki nana