You mean like new BIG IPs right? Cause they are making new IPs such as splatoon and they made a few in the wii days too!
Actually, I have this funny pic I will post later (Here it is, I know a few of those arent made by nintendo but you get the idea)
PC Specs: CPU: 7800X3D || GPU: Strix 4090 || RAM: 32GB DDR5 6000 || Main SSD: WD 2TB SN850