Bruna Costumes has a shop in New Mexico of cosplay and Japanese animation CD's and comic and all kinds of stuff
www.brunacostumes
Sadly, cosplay stores aren't a fruitful commodity in the US. I've only every seen one and it was a very sad little store. Your best bet is ALWAYS going to be to go online..
If you live in Dallas, Texas, you can look up a store locator and it will tell you one closest to your zip code. You can also go to 13838 Dallas Parkway, Dallas, Texas.
You will be able to find a copper teapot at Williams-Sonoma in Dallas, Texas. A chain store is located at 327 Northpark Center, Dallas, Texas.
There are many stores in Dallas, Texas that sell gaming computers. The store that I would recommend is called CompUSA Computer & Electronics Store.
The store in the link below does custom cosplay work. you can try online cospay store your-cosplay.com
Do a search on a cosplay store or ask someone to make it custom.
You can find a dress shoe store for women in Dallas, Texas at shopping and outlet malls. You could also find them at strip malls and located in various plazas.
Is there any store that sale the Wu yi tea in dallas tx
at amazon or a cosplay store
It's possible to cosplay anything. As for being able to find the cosplay at a store or something that would depend on the store...but it would be easiest to make one...
From Kingdom Hearts? Go to the cosplay store in the links. Do a search for the costume or ask them to make it custom.
There should be a cosplay store in the United States, but if worst comes to worst you can just buy cosplay online.
If you need a cosplay fast and cheap the best place to always go is the thrift store that's where I have gotten all of my cosplay. (And I cosplay S. Italy)