Yes. With Arsys, you can register domain names with multilingual characters (IDNs) with the .com, .net, .org, .es, .tv, .cc, .cat and .ws extensions.
The IDN domains are at an incipient stage in operational terms, yet to be fully technologically adapted. Therefore, their operability may differ depending on the type of browser and of the mail client used in each case. Some of them might require to download an application with this technical feature.