I imagine this is Sakuya's quarters. --- might be Marisa's --- also think there is one or more tiny under the kotatsu.

I want to know whose cat that is.

Claverhouse said:

I imagine this is Sakuya's quarters. --- might be Marisa's --- also think there is one or more tiny under the kotatsu.

I think it's Reimu

I wonder what are they watching to make Marisa cry with laughter...