Alone Solitary Existence in Chinese / Japanese...

獨居 is a Chinese word that can be translated as to live alone, to live a solitary existence, solitude, solitary life, dwelling alone.

You might use a word like this regarding a hermit.

In modern Japan, and Simplified Chinese, they use the version of the first character shown to the right. If you want this version please click on the character to the right instead of the button above.