UWUgender is an aesthetigender and a technogender in which one's gender identity is related to the symbol UwU and/or anything soft. This can include soft feelings, aesthetics or objects/textures. The gender can also be connected to anything contained the UwU symbol.
History
The term was coined by Tumblr user pumbedolly-solidarity September 23, 2020.
Flag
The flag was coined by pumbedolly-solidary on September 23, 2020. The meaning behind it is unknown.
Resources:
https://the-mogai-community.fandom.com/wiki/UWUgender