MARs is an idol unit containing 3 members, Aira, Rhythm, and Mion.Their initials of their first names combined is basically where they got their idol title. They have performed multiple times and is currently one of the great idol groups. They have a rivalry against SereNon.
MARs first debuted in episode 18, where they were fully declared as an idol group. They have 4 songs in total, "Hop! Step!! Jump!!!", "Mera Mera Heart Ga Atsuka Naru", "Happy Go Lucky" and "You May Dream". Together, they jump multiple prism jumps while also managing to jump their own jumps at the same time.