Sinnohgender is a gender for when your gender is strongly influenced by or is connected to the Pokemon region Sinnoh, Pokemon from Sinnoh, characters from Sinnoh, or the story of the generation 4 games, due to neurodivergence.
Similar terms include Kantogender, Johtogender, Hoenngender, Unovagender, Kalosgender, Alolagender and Galargender.
History and Flag
Sinnohgender and its flag were created on December 13, 2020 by Twitter user MiracIemask. The flag was created at the same time.[1]
The flag's colors were inspired by the Sinnoh Legendary Pokemon.