Wii cannot really compete against PS3 or 360, which is why Wii's main competitor right now is DS. They are competing on the same level. So, Nintendo has to work harder to make Wii's own market, as opposed to competing against DS's market. This would be my first piece of advice to Nintendo...
Yasuhiro Wada is best known as the creator of the Harvest Moon farming simulation series. He is currently serving as producer and COO at Grasshopper Manufacture1, having left his long-tenured position at Marvelous Entertainment in 2010.2