User blog comment:Martialmaniac/Characters whose Nen type was revealed elsewhere/@comment-4828844-20181108143053/@comment-32818639-20181109042356

"Extracanonical Nen types" could give the idea that there are more than 6 Nen types outside the canon, but the name is very concise. Anyway, if it's necessary to rename the category later, there is a way to rename the category in all pages with a single edit.