21.   It bars non-Protestants, people married to non-Protestants, adopted children and children born to unmarried parents from succeeding to the throne.

22.   The drop is blamed on low immigration from Japan and Japanese-Americans marrying people from other ethnic groups, sometimes lessening the bond with one particular culture.

23.   The government worries that young people, even children, are being forced to marry people selected by their parents from their home cultures.