The biggest online bookstore in Japan.

http://www.amazon.co.jp

Focusing on books of quality rather than books in quantity.. Used and Secondhand English Bookshop/Bookstore in Kichijoji, Tokyo.

http://www.bondibooks.com/

Thousands of used books for sale. Novels from 200 yen. Business, Politics, New Age, Religion, History, Music, Movies, Cookery, Art, Poetry, Science and much, much more.

http://www.booksatcaravan.com

With more than 30,000 different new and used titles in stock, Good Day Books is the largest used English-language bookshop in Tokyo and in Japan. Centrally located "inside" the Yamanote Line, a few minutes' walk from Ebisu Station on either the JR Yamanote Line or the Hibiya Line subway, our book shop sells and trades used DVDs as well as used English language books. Good Day Books also offers business English classes and tutoring for the GRE, GMAT, and LSAT.

http://www.gooddaybooks.com/gooddaybooks/contents/home/?language=english

http://www.kodansha-intl.com/

Located only one minute from Takadanobaba station, The Blue Parrot Bookshop specializes in quality used English books at reasonable prices. We stock books on a wide range of subjects, including children's books.

http://www.blueparrottokyo.com/