sentences:  After the conclusion of World War II, censored books of this period resided in the National Diet Library as "Banned Books held under Possession by the National Diet Library", but some books were confiscated by American forces during the Occupation of Japan.The National Diet Library has worked with the American Library of Congress to digitize this content, including content that would have been considered obscene back in the day, but are not by today's standards (e.g.