Nozomi Mamiya is one Akari Mamiya cousins, who is an assault student at Nagoya Butei Girl's School. She followed the plans of Hikari Mamiya in trying to recruit Shino Sasaki into their clan, but with no success.
Nozomi is the younger sister of HIkari Mamiya and the older sister of Kodama Mamiya.
Nozomi is a girl with long wavy hair and wear circular framed glasses.
After IU assaulted her family and fragmented her clan, she was forced along with her sisters, Hikari and Kodama, into constant hiding.