In the case of the marriage of a member of the Imperial Family (an imperial princess or a princess); she becomes her husband's princess (until becomes an empress) and also continues to carry her original status.
王妃が成婚前より皇族（内親王又は女王）であった場合は、成婚後も（皇后となるまでは）王妃であるとともに引き続き元来の身位も併存（保持）する。