Famicom Jump: Hero Retsuden is a game that was only released in Japan for the Famicom. The game was released for the 20th anniversary of the Weekly Shōnen Jump magazine, and features characters and concepts from the many manga series that were being showcased there in the late 80s. You play as Hashimoto, a kid who is a fan of Shōnen Jump . One day, he's whisked away inside a magazine and finds himself in Jump World, where he must stop the many villains from various series trying to conquer it.
Gameplay consists of both real-time action and traditional turn-based battles, and has the typical elements of classic JRPGs: an overworld, towns, recruiting of characters, etc.
The game features characters and concepts from the following manga series: