Actually it hasnt been said that the tech sasuke used on danzo was tsukuyomi. Also danzo cancelled out the tech like a regular gejutsu.Dude, you are waaay overthinking things.
Its been stated that Itachi used tsukuyomi against sasuke.
Its been stated that sasuke used tsukuyomi against danzo.
Sasuke has Susanoo, which is the third technique of the mangekyou sharingan, after amaterasu and tsukuyomi, which means that sasuke has definitely has and has used both.
The manga makes it very clear that it was tsukuyomi.
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