Zettaizetsumei Dangerous Jiisan: Shijou Saikyou no Dogeza

Zettaizetsumei Dangerous Jiisan: Shijou Saikyou no Dogeza
Developer: Rokumendo Publisher: Kids Station Platform: Game Boy Advance Released in JP: September 26, 2003 This game has hidden development-related text. This game has a hidden sound test.

GET READY FOR DOUBLE LONG JAPANESE GAME NAME!

Sound Test

Code 030033A514 will start the game at a sound test. The screen will be white, however the controls are simple. Press Left or Right to change songs, press A to play. Pressing B will stop the in-session song. Sound effects can be accessed by pressing Down.

Interestingly, ROM text for the sound test is present at 0x113600:

SoundTest

Development-Related Text

Present at 0x11364C:

MultiSio010918

(Source: nensondubois)