Gamecube Onimusha 3 Arcade Board

The Gamecube Arcade Board (not the same as Triforce) is a modified Gamecube board used in different arcade machines. First seen in China in 2026, 4 different revisions of this board have been found. A 5th revision with the same footprint but using Sega Dreamcast hardware was also identified.

Most listings claim these are 鬼武者3 or Onimusha 3 boards.

Revisions

Revision 1

This board has the model number 04728A-1.

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  Revision 1 board front view with some damaged components
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Revision 2

This board has the model number P05728A-2

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  Rev 2 front without heatsink
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  Rev 2 back
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  Rev 2 front with heatsink
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  Rev 2 with flipper removed
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  Rev 2 loose flipper

Revision 3

This board has the model number P05728A-3.

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  Rev 3 front (two boards)
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  Rev 3 back (two boards)

Revision 4

This board has the model number P08728A-3.

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  Rev 4 front with heatsink
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  Rev 4 back with heatsink
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  Rev 4 with possible game module

Possible memory modules

Below are images of modules that might hold the games for these systems.

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