She is best known for her role as Yoshiko Tsushima in the multimedia franchise Love Live!
[2] Kobayashi learned ballet at the age of 5 and hip hop at third year of elementary school.
[4] In 2012, Kobayashi released a single for TV anime Queen's Blade Rebellion ending theme, "Future is Serious".
[6] Kobayashi belonged to the idol group Aqours and its sub unit Guilty Kiss along with Rikako Aida and Aina Suzuki.
[7] In November 2016, Kobayashi was announced to be one of the permanent hosts in Love Live!