It gets funnier if you think this wasn’t an error on Takeuchi’s part but the possibility that Minako got conned at the gift shop when she bought that rug.

Salesman: Don’t you want to bring back a GENUINE, BONA FIDE Ancient Greek fine woven tapestry to your very own home?

Minako: I’m pretty sure Greek was never a pictorial language at any stage in its linguistic evolution, and this is just a larger-than-average placemat. 

Salesman: It’s only $7.99.

Minako: OH SWEET