Public domain lyrics (such as those to "Amazing Grace") or lyrics written by the author of the fan fiction are allowed, however.
The first seven of these stories were written by Kinoko Nasu like the rest of Kagetsu Tohya, while the last three are contribution works by others, essentially fanfiction.
The Janoskians have achieved teenage pop fandom with several social networking services, such as their Facebook, Twitter and Keek pages, and even fanfiction.