Emperor Richū (履中天皇) was the 17th imperial ruler of Japan. No firm dates can be assigned to this emperor or to his reign, but he is believed to have ruled the country during the early 5th century CE.
... a female householder with no husband present, and 42.6% are non-families. 29.5% of all households are made up of individuals and 4.9% have someone living alone who is 65 ...