Mayumi Seto (瀬戸真由美) is a voice actress who played numerous minor roles in the first season of the Sailor Moon anime. One of her recurring roles (usually credited as "Female Student" or "Girl") was Usagi's Fat Friend.
- Girl (eps 4, 18)
- Female Student (eps 5, 8, 10, 19)
- Yumiko (ep 7)
- Woman (ep 11)