I have feeling we will be waiting a lot longer for F-16B/D. Tamiya seem to limit themselves to only three boxing’s/variants of any given kit no matter how many possibilities there are. Three Corsairs, three P-47s, three Mosquitos, three Beafighters, three F-16s in 1/48 (four if you include Thunderbirds). More recent stuff like the Spit Mk1 and 109 have only one boxing so far but there is time as these are relatively new. I hope we eventually get an F-14b or late F-14A as they only need to tool the nose pod and the ECM bumps. They have everything else.
As for the F-4. I reckon it wo