The "v2 Exclusive" tag suggests that this isn't just a standard re-upload. In the community, a "v2" (Version 2) usually implies:
Moving from standard definition to 1080p or 4K. opiumud045 kuroinu chapter two v2 exclusive
Smoothing out the animation to 60FPS.
Corrections of previous encoding glitches or subtitle typos. The "v2 Exclusive" tag suggests that this isn't