Read the Ranma 1/2 Memorial Book (20 bucks or so).

On pages 32 and 33 there is an abbreviated timeline for the time before
the series, with the years before meeting Akane marked out.

	Henry J. Cobb	hcobb@slip.net          http://www.io.com/~hcobb
    Any sufficiently cool technology is indistinguishable from religion.