From the website of the Library of Congress Asian Reading Room:
"The Asian Reading Room is the primary public access point for researchers seeking to use the Asian collections of the Library of Congress in the many languages of Asia. The reading room covers the area from the South Asian subcontinent and Southeast Asia to China, Japan, Korea, and Mongolia. With over 2.8 million books, periodicals and newspapers, a large number of manuscripts, and electronic media, the collections are the most comprehensive sources of Asian language materials outside of Asia. Area Specialists and Reference Librarians provide in-depth reference assistance on questions concerning Asia."