| Mayumi Morinaga | |
| Native Name: | 森永真由美 |
| Native Name Lang: | ja |
| Alias: | moimoi, MM, senya, Prim |
| Birth Date: | 1981 9, df=y |
| Birth Place: | Saga prefecture, Japan |
| Genre: | Electronic, Techno, Trance |
| Occupation: | Singer |
| Label: | Exit Tunes |
| Associated Acts: | Another Infinity, Ryutaro Nakahara |
is a Japanese singer whose career began in the late 2000s singing video game soundtracks. She debuted with her first single, "One Million Miles" in 2006, when she first collaborated with the group Another Infinity. She decided to become a singer in 1994, when she won a singing competition in junior high school. Her album Glitter peaked at number 31 on the Oricon chart.[1]