Mitsuki Izumi (海月いづみ), formerly known as Araida Izumi (新井田いづみ), is a former member of Earth Star Dream.
She went on hiatus to prepare for university exams on August 23, 2016, and returned on January 22, 2017. She changed her stage name on January 10, just before returning.
She graduated from the group on March 15, 2017.