Nintendo 64DD

The Nintendo 64DD (Japanese: ロクヨンディーディー Sixty-Four DD), or Nintendo 64 Disk Drive, was a short lived expansion system for the Nintendo 64. Shortly after it was released in December 1, 1999, the product was a commercial failure due to it being delayed, and was never released outside of Japan. The name DD stands for "Dynamic Drive". The system plugs into the bottom of the Nintendo 64 using the EXTension Port.

The 64DD was announced at 1995's game show event. At E3 in 1997, Shigeru Miyamoto speculated that the first games to be released for the new system would be, , Pocket Monsters, and. The system was a commercial failure which led to 49 games being canceled or moved to cartridge.

Technical capabilities
The N64DD has a which is needed to read the magnetic disks, and it would also need the 32-bit coprocessor to transfer data to the main console (the Nintendo 64). It was intended to be Nintendo's answer to the Compact Disc that was used for Sony's, which was cheaper to produce. Sony's CD storage could hold approximately 650 megabytes (MB) of information, compared to the Nintendo 64's 32 to 512 megabit (4 to 64 MB) cartridge.

Released games

 * - style="background:#fff"
 * God game
 * December 1, 1999
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 * Art
 * December 11, 1999
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 * Art
 * February 24, 2000
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 * City-building simulation
 * February 28, 2000
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 * Expansion (Racing)
 * April 21, 2000
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 * Sport
 * May 2, 2000
 * - style="background:#fff"
 * Expansion (God game)
 * May 17, 2000
 * - style="background:#fff"
 * Expansion (Art)
 * June 29, 2000
 * style="background:#fff; " |
 * style="background:#fff" | Art
 * style="background:#fff;" | August 29, 2000
 * }
 * - style="background:#fff"
 * Expansion (Art)
 * June 29, 2000
 * style="background:#fff; " |
 * style="background:#fff" | Art
 * style="background:#fff;" | August 29, 2000
 * }
 * style="background:#fff;" | August 29, 2000
 * }

Pokémon games
Several Pokémon games were announced for the Nintendo 64DD. These were either canceled or released on cartridge format only.