Resized to 57% of original (view original)
Artist's commentary
#Arai-san Mansion Fanart
Office Floor Post Office
Gachi-oji "Has it been delivered yet?"
Clerk(?) "IT. WAS. DELIVERED."
Gachi-oji "...thanks."
Clerk(?) "WHAT. SHALL BE DONE. ABOUT. YOURSELF?"
Gachi-oji "I'm fine, I made a companion"
The apparition that takes communications is something like this(?) I'd imagine.