Easy Piano (Jul 22, 2009 Debug prototype)

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Easy Piano (Jul 22, 2009 Debug prototype)
Easy Piano (Jul 22, 2009 Debug prototype)
Build date	Jul 22, 2009
Dump status	Released
Dumped by	March42
Released by	Forest of Illusion
File release date	September 24, 2021
Origin	Nintendo NTR 512M Development Cartridge
Game	Easy Piano
System	Nintendo DS
Genre	Educational, Music/Rhythm
Release date	US Apr 13, 2010; EU Dec 04, 2009;

This is a prototype that include a build date/version number and a lot of debug feature all over the game activities.

Notes

Data in the build is stored uncompressed while retail have all the game data inside a big Datas.lwc file.
Different boot screen logos (Don't have Valcon Game logo, and Game Life logo is only on bottom screen).
Don't have any press the touch screen to start menu after selecting language and don't have a warning displayed on screen if the piano keyboard isn't deteted by the game.
More language are available in this build than in retail EU (final don't have DE and IT)
Different start song played at the boot of the build
Doesn't write anything to the save file
Display version number on main menu (called "Music Room") : v.090722b. It correspond to a build date with YYMMDD pattern, 22 July 2009)

Learning Mode have some debug features:

L or R in lessons allow to directly go to the start of the lesson before/after the current one In activities, all minigames have their own debug menu available by pushing select. You can also swap between all activities immediately just by pushing L or R

Pianist Mode also have some interesting stuff:

It have a song list named "test", dedicated to testing, who not exist in the final game. This "test" list include a super mario world theme, that is also inside the game data sound files This mode also don't have the Tutorial option.