Cure WorldCosplay (CW) has been operating as a community service for cosplayers and those around them (Photographers, Props Makers etc.) all around the globe. We are multilingual system supporting 12 languages where more than 720,000 members from more than 180 countries post their quality works, 6.5 million images and counting. Cosplay Economy has become drawing attentions as an industry in latest ages. However, cosplayers and people working close for them have their challenges, and for the sustainable growth of the Cosplay economy, we need measures to satisfy and resolve them. We takes on the challenge with the energy of blockchain technologies, a revolutionary technology since the advent of Internet.