[Spamamdorf]

Originally Posted by GundamAce

It's still Yuu Asakawa, it's just that her voice is a lot lighter here, rather than her deep, brooding voice in the original. Unless...

Spoiler for End-game spoiler:

Maybe she intends to use her old Tsugumi voice in the 2034 routes?

That would be... strange

Spoiler for Tsugumi:

Considering that technicaly she wont have aged or anything at all, it wouldnt make sense for her voice to change