Cutecoric is an Aesthetigender presumably defined as a xenogender related to cutecore (an aesthetic based on cuteness/cute things).
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 hawaiiaine (aka polysexualtea/aresgoesgender/thepancherryblossom)