Cutecoric is an aesthetigender presumably defined as a xenogender related to cutecore (an aesthetic based on cuteness/cute things, soft and pink pastels, fluffy things and plushies). One can be cutecoric and have any gender expression.
History
Cutecoric was coined on or before March 22, 2019, possibly by tumblr user mogai-sissy.
Flag
The flag was posted on the same date of coining by tumblr user Ostereigender (formerly Aresgoesgender, Polysexualtea, and Thepancherryblossom).