Emperor Shirakawa (白河天皇) was the 72th imperial ruler of Japan and the first to ostensibly retire to a monastery, but in fact to continue to exert influence over his successor. This process would become known as cloistered rule.
... 8.2% have a female householder with no husband present, and 32.5% are non-families. 28.9% of all households are made up of individuals and 16.7% have someone living alone ...