However, 'crown princess' is used on the website of the Imperial Household Agency which emphasizes the 'intelligibility to the general public' and in tree-planting ceremonies and floral tributes, and 'Princess Togu' is also used in New Year Imperial Poetry Reading.
ただし、宮内庁ホームページのように「一般国民へのわかりやすさ」を重視する場面、あるいは植樹や供花などでは「皇太子妃」が、歌会始では「東宮妃」などの表記も用いられる。