Badass Japanese Hermit
This 68-year-old man is a former karate champion who decided to give up normal life 16 years ago and become a hermit. Here is a TV show visiting his dojo in the hills of Aichi prefecture, where he practices martial arts:
As you can see, he is a very modern hermit who has his own mobile phone. His homepage also seems to show that he occasionally accesses the internet to check his hotmail account and leave site updates.