If the text you are looking for involves a dystopian future or a World Coalition Government, you may be thinking of the 2001 game Oni (developed by Bungie), which has a completely different plot set in the year 2032. ONI : Road to be the Mightiest Oni for Nintendo Switch
The "phantoms" of demons previously defeated by Momotaro often speak "bitter words" that the official game site suggests may hold hidden meanings about the world and its history. ONI Road to be the Mightiest Oni [0100E2601942...
The "interesting text" you are referring to is likely the found in the game ONI: Road to be the Mightiest Oni (Title ID: 0100E26019420000 ). If the text you are looking for involves