Mari Ohara is one of the nine main characters of Love Live! Sunshine!!. She is a third year at Uranohoshi Girls' High School as well as the school's chairwoman. Her image color is purple. She is a member of Guilty Kiss, a sub-unit under Aqours.
Mari is a third year student who lives in the Awashima Hotel. Both her parents (Her mother, and her Italian-American father) manage a hotel chain, including the hotel on which Mari lives, which proves her upbringing from a very wealthy family. She's childhood friends with Kanan Matsuura and Dia Kurosawa, knowing them since elementary school.
Due to her part Italian-American upbringing, Mari speaks with an accent and often inserts English words into her speech every few lines.