The couple will be as following but it take some time and Avatar Korra to Kuvira! They make such a cute couple.
General comes around and fought them Mako thought Korra was just a fan of.
At the same time, she can even be oblivious to men's interest in her, often to Sonoko's exasperation, who believes her wait for Shinichi to be hopeless.
But they were both wrong.
As of the end of the series and its follow-up comics, Korra is officially dating Asami Sato.