The term was coined by adeactivated Tumblr user pride-flags-for-us on September 9, 2015. The flag was created at the same time.<ref>https://web.archive.org/web/20170112045105/https://pride-flags-for-us.tumblr.com/post/128687003869/myrsexual-and-myrromantic-flags-myr-experiencing</ref>