Nippori Textile Street is located Arakawa, Tokyo. Nippori is well known for the wholesale district of textiles, fabrices and accessories for handicrafts. It has so many kinds of textiles and fabrics for fashion designers. Most of them sales Japanese products. It has everything what fashion designers and handicraft workers need.
There is also 2nd hand Kimono shops as well.
Official Web site: http://nippori-senigai.com/