This is a condition in which someone will have heart problems, manifesting emotionally, mentally and/or physically, just by looking, talking, thinking AND simping about Gojo Satoru from JJK.
My brother has to wear a heart monitor, now that he has been diagnosed with Gojosimpiosis.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi