Don't Call Me Dia-san

Don't Call Me Dia-san (ダイヤさんと呼ばないで), also called "Don't Be So Formal with Me", is the fourth episode of the ''Love Live! Sunshine!! Season 2'' anime series. It was aired on October 28, 2017.

Cast

 * Anju Inami as Chika Takami
 * Rikako Aida as Riko Sakurauchi
 * Nanaka Suwa as Kanan Matsuura
 * Arisa Komiya as Dia Kurosawa
 * Shuka Saito as You Watanabe
 * Aika Kobayashi as Yoshiko Tsushima
 * Kanako Takatsuki as Hanamaru Kunikida
 * Aina Suzuki as Mari Ohara
 * Ai Furihata as Ruby Kurosawa
 * Kana Asumi as Shima Takami
 * Kanae Ito as Mito Takami
 * Tano Asami as Sarah Kazuno
 * Anna Mugiho as Shiitake