Yes, that’s Splatoon on the screen and while we don’t have any more information about Splatoon on Nintendo Switch, it was featured in the reveal trailer so it will most likely have a 2017 release window. The 3D model gives a good idea of how the handheld controller will feel, as well as what angle it will be when you drop the kickstand.
Dozens of partners have lined up in support of Nintendo’s new console such as Bethesda, AUTODESK, Platinum Games and Level 5. Nintendo Switch is due to launch in March 2017.