They sell "tatami".

Oxford Learner's Dictionaries
https://www.oxfordlearnersdictionaries.com/us/definition/english/tatami

Wikipedia
https://en.wikipedia.org/wiki/Tatami

Tatami may be a flooring material, but I think of them as different things.

Tag:shop=flooring
https://wiki.openstreetmap.org/wiki/Tag:shop%3Dflooring
