Gendermajor is a musicgender that feels like it's in a major key signature. It can be described as feeling bright and happy, or with other terms one would use to describe a major key signature.
History
Gendermajor was coined on July 21, 2014 by no-bucks-for-this-doe on tumblr.[1]
Flag
The flag was created on March 14, 2017 by Pride-Flags on DeviantArt.[2]