Task: Question Answering
Input (English): Context: Given how relentlessly organic Rokkaku was , Akazawa would n't have expected them to set up a virtual space , but here it was , sure enough . To preserve the memory of Chiba , Kisarazu Ryou said on one of his infrequent visits to SeiRu . Yoshirou had n't understood what he meant until he logged on to the hub itself and saw the seashells and sand patterns of the real Chiba , the old one that lay scarred and destroyed back on the aging planet that people called Earth . 
Question: Why did Rokkaku go live on virtual reality ?
Output (English): They did it to remember a place they loved .