Sweetdreamsgender is an aesthetigender closely related to sweet dreams. A sweetdreamsgender user would feel their gender is represented by/feels like sweet dreams, pastel colors, sleep, magic, and wonder; It's connected to imagination and creativity, and may be feminine but doesn't have to be. Sweetdreamsgender is unlike other dream-related xenogenders, which are mostly oddcoric.
History
This term was coined by Discord user ＊pastelrainbowss#7238 on June 27th, 2021. The flag was created on the same day by Discord user The baddie system#7181. An alternate flag was created by FANDOM user Manzenk0.
Flag
The creator of the main flag (mentioned above) also clarified the meaning for it on the same day. The flag represents how amazing and rare good/sweet dreams are to some people, and how much of a treasure they really are.