I think when you talk about competing against others, the problem is that you refer to something that's been done already and try to beat it.

So, it's important for us to acknowledge that we're prone to be conservative, and in turn surround ourselves with individuals who will help break down our conservatism.

Games are a trigger for adults to again become primitive, primal, as a way of thinking and remembering. An adult is a child who has more ethics and morals, that's all. I am not creating a game. I am in the game. The game is not for children, it is for me. It is for an adult who still has a character of a child.

There are some ghost stories in Japan where - when you are sitting in the bathroom in the traditional style of the Japanese toilet - a hand is actually starting to grab you from beneath. It's a very scary story.

Japan actually is an aging population, and so as the population has aged, they have had a lot more problems with health.

Well, for over a year now at my desk, a prototype program of Luigi and Mario has been running on my monitor. We've been thinking about the game, and it may be something that could work on a completely new game system.

I always try and come up with a clear theme when I'm making a videogame.