F-2
That is a big honking missile under the port wing.
Wouldn’t even be close. F2 is a monster. And I might be wrong, but its engine is tuned for extreme performance at low altitude due to its mission.
That’s where the knife fights will happen.
Then you have to factor in Japanese pilot quality.
This is Lexus vs some Chinese built Buick.
So the Israelis repaid the favor of our sharing our fighter tech with them by selling it to China?
Sometimes engagements serve no greater purpose than to test new gear and deplete old inventory.
For your interest
Neither country has any recent experience in combat. It’s hard to guess what will happen. China’s military is primarily political in nature. It is designed for parades, not war.