Miko Iino from Kaguya-Sama: Love is War blowing a whistle HD Phone Wallpaper

Miko Iino, a young anime girl with brown pigtails and brown eyes, is shown from the chest up. She wears a school uniform with a black dress and a white shirt, and has a yellow armband on her left sleeve. She is holding a blue whistle to her lips and appears to be blowing it, with her cheeks puffed out and a stern expression.