The requirements for Majora's Mask 5 Masks is:
- The game starts from a race file that can be gotten by doing nothing other than depositing 101 rupees in the bank in the first cycle then getting the Deku Mask then exiting Clock Tower then playing the Song of Time then resetting.
- Timing starts when you select "Yes" for that race file
- Timing ends when you have any 5 masks which means you just need to get 4 of them because you already have the Deku Mask.
Play Song of Double Time
Get East Clock Town fairy
Trun into human
Get Kafei's Mask
Get Great Fairy's Mask
Withdraw 90 rupees
Buy a bomb bag
Get Bremann Mask
Play Song of Double Time 3 times
Deku gaiden into Kafei's House and get the Keaton Mask.