"Hero Chain Action," the first home console version of the KAMEN RIDER game. Enjoy a new KAMEN RIDER experience with more advanced actions and expanded crossover between series. -Point 1: Chain Action The form change is a synonym for KAMEN RIDER. In this title, the "Form Chain System" makes it possible to create new actions that make full use of form changes. Select the form you want to transform into and the move you perform after the form change at the same time, allowing you to perform to match the battle conditions and actions that are more like the KAMEN RIDER. Enjoy even more advanced KAMEN RIDER action as you fight your enemies with your own original combo while changing your form one after another. -Point 2: Gadget Action Gadgets that appeared in KAMEN RIDER DOUBLE and OOO. You can experience new gadget action never before seen in a KAMEN RIDER game, such as exploring using the Denden Sensor and Frog Pod, fighting together with Candroids, and shooting with the Hard Turbuler. -Point 3: Original Story KAMEN RIDER DOUBLE, OOO, and ZERO-ONE will perform together beyond the framework of their works. Experience the original story of the crossover of W, OOO, and ZERO-ONE and witness each KAMEN RIDER's justice repulse and resonant and get to the core of the story!