It has the reason, even though f35 is stealth, it carry very fex missiles in it, and when the weapon door is open, it will shine in the radar(or its RCS increase a lot). Thats why its thought that each of them can shoot 4 air to air missiles that will not be enough when its outnumbered.First of all, your country is south korea? Japan is the most interesting one, USA. After the F 35 was commissioned, they sought a twin-engine fighter aircraft with high air-to-air capability. Korea and Japan turned to a solution with domestic aircraft. USA went to mods like f 15 ex.
I can't find the resources I read 3-5 years ago now. Or usa senate armed forces inspection meeting minutes etc.
Head pf Baykar also mentioned it that they will still win with Kizilelma from price point when they outnumber them 1 to 5 and mentioned by Ismail Demir who is head of rhe SSB(who manages all turkish army technology)