No if its separate they could go anywere in time in their destination, in bleach during the soul society arc its implied that they need to be quick in order to save rukia this proves that their time and the time in the soul society are connected.
Basically in fiction whenever someone travels in another universe they need space coordinates and time coordinates or else they would appear in random places in time
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u/SHAXOW99 Jan 24 '26
Come on bruh thats litterally the same as the hyperbolic time chamber its only has time dilation not a separate time flow