 It included numerous family heirlooms and furnishings, purebred livestock and investments in major Japanese firms, such as the Bank of Japan, other major Japanese banks, the Imperial Hotel and Nippon Yusen.After World War II, all of the 11 collateral branches of the Imperial Family were abolished under the Allied occupation of Japan and the subsequent constitutional reforms imposed under Allied supervision, forced those families to sell their assets to private or government owners.Staff numbers of the Imperial Household Ministry were slashed from roughly 6000 to about 1000.