...did reimu just talk?

Nials said:
...did reimu just talk?

I suppose she did in the same manner that Souji/Yuu "talks" in the Persona 4 game.

Nials said:
...did reimu just talk?

In the same way that Bkub's Chen talks.

Nials said:
...did reimu just talk?

Very subtle facial expressions.

Nials said:
...did reimu just talk?

It seems Marisa's learning how to understand people with Silent Protagonist Syndrome.

Nials said:
...did reimu just talk?

Apparently Reimu speaks in Drawings language, which is one Marisa can understand.

That's awesome, Reimu. Do it again.

Nials said:

...did reimu just talk?

I'm assuming she did something akin to Mario's miming stories in Super Mario RPG.