Idol Hakkenden is a Japanese game likely belonging to the visual novel or dating sim genre, focusing on idols. Its release on the NES reflects the console's capacity to host diverse genres beyond action and adventure games.  The title suggests a story possibly involving eight legendary idols. Specific information on the game developer is not available. The game is available on the NES for Japanese audiences.

Idol Hakkenden (Japan)

Ide Yousuke Meijin no Jissen Mahjong (Japan) (Rev A)