Need help for stores in Tokyo!

Hi guys! a friend of my is making a trip to Tokyo , and she wants to know the best places for buying cheap clothes of lolita like fake lolita (Replics) and some other fashions like Visual and Faery kei , but she doesn´t know the right places. If you know where this stores are in harajuku or around Tokyo i would love if you can help us. 
Thanks very much for reading!