Sumi-e Rice Paper Sumi-e Rice Paper
Sumi-e Rice paper currently up for bid or sale
Love That Kimchi.com
A Site dedicated to Kimchi and Korean cuisine

Sumi-e Rice Paper on Ebay
For the Sumi-e artist who paints on rice paper, these auction/for sale listings on Ebay may be of service to you. 

I've personally done business with blueheronarts on Ebay and OAS on Amazon and found their products and service to be excellent!
Sumi-e Rice paper on Amazon.com
Yasutomo Japanese Rice Paper Sheets

This fine Hanshi Japanese rice paper for brush writing or calligraphy is mouldmade in the centuries-old Japanese tradition.
It provides excellent quality at an affordable price for beginners as well as professionals.