Fuji Koro can be played in a competitive mode with 2 to 6 players or a cooperative mode with 1 to 6 players.Players will try and gather sacred scrolls and blueprints for magical weapons, gather resources, craft the best possible gear, and try to get out of the volcano before it fully erupts. To make matter worse, players will encounter fantastical dragons on their journey throughout the volcano, that they will have to try and defeat by themselves or with the help of other players.