The Dreamcast version of Skies of Arcadia has three hidden features that require downloaded addend to activate. These addend are already installed in the Gamecube version of the game and do not require any unlocking.

VMU - These files are downloaded directly to the Dreamcast through it's internet browser. Requires working internet access on the Dreamcast.
DCI - These files are downloaded onto your PC and then transferred onto a 'Nexus' memory card. This does not require internet access on the Dreamcast, but does require a memory card that supports a PC interface.

- Installation Instructions -

Download the files onto the Memory Card where your Skies of Arcadia saves files are located. Start up Skies of Arcadia and load your game. Before the game is loaded, a question box will pop up asking if you want to install the files. Let it install the addend The game will now start up as normal. After the addend are installed, they will be removed from the memory card. You will have to install the files again if you want the addend on another save.

Dreamcast users : Click this link to view the page without frames. The files will not download correctly otherwise.

VMU	American / NTSC	DCI
	Unlocks two weapons : The Tuna Cutlass and Swirlmirang.
	Unlocks Hamachou Island (Island contains the last Cham)
	Unlocks Giant Looper ship battle (Reward contains Captain's Stripe)

VMU	European / PAL	DCI
	Unlocks two weapons : The Tuna Cutlass and Swirlmirang.
	Unlocks Hamachou Island (Island contains the last Cham)
	Unlocks Giant Looper ship battle (Reward contains Captain's Stripe)

- Thanks and credits-

Thiago - PAL VMU files, VMU File icons, Juan Luis Lledó - PAL DCI files, Mark Perry - US DCI files.