1999 ほれ、みたことか!世紀末 © 1992 Coconuts Japan.
(1999 - Hore, Mita Koto ka! Seikimatsu)
Cartridge ID: CDS-CS
Released on September 18, 1992 in Japan.
The title of this game translates from Japanese as '1999 - Look, Do you see that?! It's the End of the Century'.
Start a new game, generate your character, and while three other characters are generating, hold A + B + Select + Start. When screen with current year is displayed, a string "????????????" will appear at the screen bottom. Use D-Pad buttons to select music or sound, play it with A or B accordingly.