I'm not even sure there is a clear distinction between "spirits" and "extra-terrestrials". At least I think extra-terrestrials may be able to slip in and out of, around and between dimensions, including the dimension we relate to as ours.
The entire Nintendo group will carry on the spirit of Mr. Yamauchi by honoring, in our approach to entertainment, the sense of value he has taught us - that there is merit in doing what is different - and at the same time, by changing Nintendo in accordance with changing times.