Formats
In addition to the paper-based encyclopedia, a CD-ROM version of Encyclopedia Nipponica and DVD version was once available . Entries from the CD-ROM and DVD version totaled 380,000. They also include approximately 80 video clips, 8,000 images, 90 animations, 350 music clips, and 60 virtual reality images. However, all three versions of Encyclopedia Nipponica are out of print as of November 2005. National Diet Library in Tokyo, Japan, holds the first and second version of Encyclopedia Nipponica.
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