She is born between a Korean Mother and a Japanese Father, which makes her a "konketsu" or mixed blood.
Her stage name is meant to mean, "Wrapped with warmth, an artist that will be loved by everyone," like the pile used as material for towels.
In 2013, she formed a singing duo with Aina Kusuda under the name Please&Secret. She released two indie albums at Comiket titled, Lovely Box and Lovely Box 2, in the same year.
She then begin her voice acting career in 2010, when she joined the Love Live! project as Maki Nishikino.
On December 2, 2017, she held her live show "Pile Live at Budokan~ Pile featuring Love Live" where Emi Nitta became a guest.