Around the turn of the millennium, Bunkasha was for the Japanese-speaking market what Pocket Books was for the English-speaking market, as far as Star Trek reference works were concerned, continuing where such prior publishers as "Japan Mix, Inc." and "Dai-X" had increasingly left off. Most notably they published two book series in those years, fully licensed and endorsed by Paramount Pictures, one that comprised illustrated bi-lingual reproductions of internal documents, used by Paramount Studios in the production of the various television productions, and the Star Trek: Official Guide book series, comprising in edited form the various Companion books, beefed out with excerpts from the various Technical Manuals and Encyclopedias. A particularly noteworthy outing in that series was Star Tr