Everything was ready for a new direct conversion of Spectrum saw the light, but something happened.

We do not know what or how, but the MSX version, that which would allow some to enjoy a new conversion and others complain about not taking advantage of the possibilities of their computer, never saw the light.

It was cited in the promotional ads and even had reviews in magazines (it was not difficult to predict what it would be like if you had seen the Spectrum version), but some problem of deadlines, or the possible scarce sales in other systems, made 'The Ninja Warriors 'will stay forever in the trunk of memories.