The use of cryptocurrencies running on the basis of Blockchain is getting more and more common in our country as well as all around the world. Cryptocurrencies, a value equivalent to money, is one of values that constitutes the property of a person. In this study, it will be discussed enforcement proceeding with regard to cryptocurrencies, whether cryptocurrencies can be pursued through attachment and bankruptcy and whether they can be subject to lien and action for rescission of disposition.